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标准品NIST SRM Portland Cement1881a
- 品牌：美国Nist
- 货号：
- CAS编号：
- 产地：美国
- 供应商报价： 面议
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广东标谱科技有限公司
更新时间：2022-03-12 15:25:06 -
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入驻年限第7年
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- 同类产品标准品(17件)
- 标签： NIST SRM Portland Cement1881a
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- 详细介绍
美国国家标准局标准品（NIST）——NIST Standard Reference Materials® (简称SRMs ®)是美国国家标准局（NIST）制定的“标准参照样品（SRM）”，共有1100多种，每种标样都有美国国家标准局的详细分析报告和用途说明，这些物品经认证后被作为特定的量度或成分含量，成为校正标准用于测量设备和制作程序、工业生产的品质控制标准，以及实验对比样本。
NIST主要从事物理、生物和工程方面的基础和应用研究，以及测量技术和测试方法方面的研究，提供标准、标准参考数据及有关服务，在国际上享有很高的声誉。SRM标准参照样品的适用范围：（1）帮助开发准确的分析方法，（2）用于校正检测仪器、质量控制和测定检出极限，（3）保证检测方法的可靠性和长久稳定性。
NIST SRM Portland Cement1881a-美国国家标准局标准品
主要产品：建筑、机械、人体蛋白、环境等标准品。
NIST SRM产品包装展示：
美国国家标准局标准品NIST SRM更多产品对应查询如下：
品牌 货号 描述 规格 NIST SRM 1d Limestone, Argillaceous 70 g NIST SRM 4l Cast Iron 150 g NIST SRM 5m Cast Iron 150 g NIST SRM 6g Cast Iron 150 g NIST SRM 8k Bessemer Steel (Simulated), 0.1 % Carbon 150 g NIST SRM 12h Basic Open-Hearth Steel, 0.4% Carbon 150 g NIST SRM 13g 0.6% Carbon Steel 150 g NIST SRM 14g Carbon Steel (AISI 1078) 150 g NIST SRM 16f Basic Open-Hearth Steel, 1% Carbon (chip form) 150 g NIST SRM 17f Sucrose Optical Rotation 60 g NIST SRM 19h Basic Electric Steel, 0.2% Carbon 150 g NIST SRM 20g AISI 1045 Steel 150 g NIST SRM 25d Manganese Ore 60 g NIST SRM 30f Cr-V Steel (SAE 6150) 150 g NIST SRM 32e Carbon Low Alloy Steel (SAE 3140) (chip form) 150 g NIST SRM 33e Nickel Steel 150 g NIST SRM 36b Chromium-Molybdenum Steel 150 g NIST SRM 39j Benzoic Acid (Calorimetric Standard) 30 g NIST SRM 45d Copper Secondary Freezing Point 450 g NIST SRM 46h Portland Cement Fineness Standard 10 vials x 5 g NIST SRM 49e Lead Secondary Freezing Point Standard 600 g NIST SRM 50c Tungsten-Chromium-Vanadium Steel 150 g NIST SRM 53e Lead-Base Bearing Metal (84Pb-10Sb-6Sn) 150 g NIST SRM 54d Bearing Metal (Tin Base) 75 g NIST SRM 57b Silicon Metal 40 g NIST SRM 58a Ferrosilicon (73% Si Regular Grade) 75 g NIST SRM 59a Ferrosilicon 50 g NIST SRM 64c Ferrochromium, High Carbon 100 g NIST SRM 68c High-Carbon Ferromanganese 100 g NIST SRM 69b Bauxite (Arkansas) 60 g NIST SRM 70b Potassium Feldspar 1 bottle x 40g NIST SRM 72g Low Alloy Steel (AISI 4130) 150 g NIST SRM 76a Burnt Refractory (Al203-40%) 75 g NIST SRM 77a Burnt Refractory (Al203-60%) 75 g NIST SRM 78a Burnt Refractory (Al203-70%) 75 g NIST SRM 79a Fluorspar 120 g NIST SRM 80a Soda-Lime Glass (Beads) 45 g NIST SRM 81a Glass Sand 75 g NIST SRM 82b Nickel-Chromium Cast Iron 150 g NIST SRM 84l Potassium Hydrogen Phthalate 60 g NIST SRM 87a Silicon-Aluminum Alloy 75 g NIST SRM 88b Dolomitic Limestone 75 g NIST SRM 89 Glass, Lead Barium 45 g NIST SRM 90 Ferrophosphorus 75 g NIST SRM 92 Soda-Lime Glass, Low Boron (Powder) 45 g NIST SRM 93a Borosilicate Glass 1 wafer NIST SRM 94c Zinc-Base Alloy (Die Casting) 150 g NIST SRM 97b Flint Clay 60 g NIST SRM 98b Plastic Clay 60 g NIST SRM 99b Soda Feldspar 40 g NIST SRM 100b Manganese Steel 150 g NIST SRM 101g 18 Cr-10 Ni Steel (AISI 304L) (powder form) 100 g NIST SRM 107c Cast Iron (Ni-Cr-Mo) 150 g NIST SRM 114q Portland Cement Fineness Standard 20 vials NIST SRM 115a Copper-Nickel-Chromium Cast Iron 150 g NIST SRM 122i Cast Iron 150 g NIST SRM 123c Stainless Steel, Cr-Ni-Nb (AISI 348) 150 g NIST SRM 125b LA Steel, High Silicon 100 g NIST SRM 126c High-Nickel Steel (Nominal Mass Fraction 36 % Ni) (chip form) 150 g NIST SRM 127b Solder (40Sn — 60Pb) 150 g NIST SRM 129c LA Steel, High Sulfur (SAE 112) 150 g NIST SRM 131h Refined Cast Iron 100 g NIST SRM 132b Tool Steel (AISI M2) 150 g NIST SRM 133b Chromium-Molybdenum Steel 150 g NIST SRM 134a Molybdenum-Tungsten-Chromium-Vanadium Steel 150 g NIST SRM 136f Potassium Dichromate (Oxidimetric Standard) 60 g NIST SRM 139b Chromium-Nickel-Molybdenum Steel 150 g NIST SRM 141e Acetanilide 2 g NIST SRM 143d Cystine (L-Cystine) 2 g NIST SRM 148 Nicotinic Acid 2 g NIST SRM 152a Basic Open-Hearth Steel 0.5% Carbon (Tin Bearing) 150 g NIST SRM 154c Titanium Dioxide 90 g NIST SRM 155 Chromium-Tungsten Steel 150 g NIST SRM 158a Silicon Bronze 150 g NIST SRM 160b Stainless Steel (Cr 18-Ni 12-Mo 2) (AISI 316) 150 g NIST SRM 163 Chromium Steel 100 g NIST SRM 165a Glass Sand 75 g NIST SRM 166c Stainless Steel, Low-Carbon (AISI 316L) 100 g NIST SRM 173c Titanium Alloy UNS R56400 (chip form) 50 g NIST SRM 178 0.4C Basic Oxygen Furnace Steel 150 g NIST SRM 179 LA Steel, High Silicon 150 g NIST SRM 180 Fluorspar, High Grade 120 g NIST SRM 182 Lithium Ore (Petalite) 45 g NIST SRM 183 Lithium Ore (Lepidolite) 45 g NIST SRM 185i Potassium Hydrogen Phthalate, pH Standard 60 g NIST SRM 186g pH Standards, (set of 186-I-g + 186-II-g) set NIST SRM 187f Sodium Tetraborate Decahydrate (Borax), pH Standard 30 g NIST SRM 188 Potassium Hydrogen Tartrate (pH Standard) 60 g NIST SRM 189c Potassium Tetroxalate Dihydrate pH Standard 65 g NIST SRM 191d pH Standard 1 bottle x25g;1bottlex30g NIST SRM Sodium Bicarbonate (191d-I) NIST SRM Sodium Carbonate (191d-II) NIST SRM 193 Potassium Nitrate 90 g NIST SRM 194a Ammonium Dihydrogen Phosphate 90 g NIST SRM 195 Ferrosilicon (75% Si-High-Purity Grade) 75 g NIST SRM 196 Ferrochromium, (Low-Carbon) 100 g NIST SRM 198 Silica Brick 45 g NIST SRM 199 Silica Brick 45 g NIST SRM 200b Potassium Dihydrogen Phosphate (Fertilizer Standard) 90 g NIST SRM 211d Toluene Liquid Densit- Extended Range 4 x 5 mL NIST SRM 277 Tungsten Concentrate 1 bottle x 100 g NIST SRM 278 Obsidian Rock 35 g NIST SRM 291 Cr-Mo Steel (ASTM A-213) 150 g NIST SRM 293 Cr-Ni-Mo (AISI 8620) 150 g NIST SRM 330a Copper Ore Mill Heads 1 bottle x 90 g NIST SRM 331a Copper Ore Mill Tails 40 g NIST SRM 333a Molybdenum Sulfide Concentrate 1 pouch x 60 g NIST SRM 334 Gray Cast Iron 150 g NIST SRM 339 17 Chromium-9 Nickel-0.2 Selenium Steel 150 g NIST SRM 341 Ductile Cast Iron 150 g NIST SRM 342a Nodular Cast Iron 150 g NIST SRM 343a Stainless Steel (AISI 431) 150 g NIST SRM 344 15 Chromium-7 Nickel Steel (Mo Precipitation Hardening) 150 g NIST SRM 345b Fe-Cr-Ni Alloy UNS J92180 (chip form) 150 g NIST SRM 346a Valve Steel 150 g NIST SRM 349a Waspaloy 150 g NIST SRM 350c Benzoic Acid (Acidimetric Standard) 30 g NIST SRM 351a Sodium Carbonate (Acidimetric Standard) 50 g NIST SRM 360b Zirconium (Sn-Fe-Cr) Alloy 100 g NIST SRM 361 AISI 4340 Steel (chip form) 150 g NIST SRM 363 Chromium-Vanadium Steel (Modified) 150 g NIST SRM 364 LA Steel, High C (mod.) 150 g NIST SRM 368 Carbon Steel (AISI 1211) 150 g NIST SRM 399 Unalloyed Copper - Cu VI 50 g NIST SRM 400 Unalloyed Copper - Cu VII 50 g NIST SRM 423 Molybdenum Oxide Concentrate 1 pouch x 60 g NIST SRM 454 Unalloyed Copper XI (chips) 35 g NIST SRM 457 Unalloyed Copper IV (solid) rod NIST SRM 458 Beryllium-Copper (17510) 50 g NIST SRM 459 Beryllium-Copper (17200) 50 g NIST SRM 460 Beryllium-Copper Alloy 50 g NIST SRM 480 Tungsten 20 % - Molybdenum Alloy Electron Microprobe Standard disk NIST SRM 481 Gold-Silver Wires for Microprobe Analysis set (6) NIST SRM 482 Gold-Copper Wires for Microprobe Analysis set (6) NIST SRM 494 Unalloyed Copper I (solid) rod NIST SRM 495 Unalloyed Copper II (solid) rod NIST SRM 498 Unalloyed Copper V (solid) rod NIST SRM 499 Unalloyed Copper VI (solid) rod NIST SRM 500 Unalloyed Copper - Cu VII rod NIST SRM 600 Bauxite, Australian-Dar领 Range 90 g NIST SRM 607 Potassium Feldspar 5 g NIST SRM 610 Trace Elements in Glass 4 wafers NIST SRM 611 Trace Elements in Glass 4 wafers NIST SRM 612 Trace Elements in Glass 4 wafers NIST SRM 613 Trace Elements in Glass 4 wafers NIST SRM 614 Trace Elements in Glass 4 wafers NIST SRM 616 Trace Elements in Glass 4 wafers NIST SRM 617 Trace Elements in Glass 4 wafers NIST SRM 620 Soda Lime, Flat 3 platelets NIST SRM 622 Soda-Lime-Silica Glass 2.2 kg NIST SRM 624 Lead-Silica Glass for dc Volume Resistivity 200 g NIST SRM 625 Zinc-Base Die-Casting Alloy A (block form) block NIST SRM 626 Zinc-Base Die-Casting Alloy B (block form) block NIST SRM 627 Zinc-Base Die-Casting Alloy C (block form) block NIST SRM 628 Zinc-Base Die-Casting Alloy D (block form) block NIST SRM 629 Zinc-Base Die-Casting Alloy E (block form) block NIST SRM 630 Zinc-Base Die-Casting Alloy F (block form) block NIST SRM 631 Spectrographic Zinc Spelter (Modified) block NIST SRM 633a Portland Cement 4 vials x 5 g NIST SRM 634a Portland Cement 100 g NIST SRM 635a Portland Cement (Blended with Slag) 5 vials x 5 g NIST SRM 640e Line Position and Line Shape Standard for Powder Diffraction (Silicon Powder) 7.5 g NIST SRM 641 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (A) disk NIST SRM 642 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (B) disk NIST SRM 643 Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (C) disk NIST SRM 647 Titanium Alloy, Al-Mo-Sn-Zr 50 g NIST SRM 648 Titanium-Base Alloy 5Al-2Sn-2Zr-4Cr-4Mo 50 g NIST SRM 649 Titanium-Base Alloy (15V-3Al-3Cr-3Sn) 50 g NIST SRM 654b Titanium Alloy, Al-V disk NIST SRM 656 Silicon Nitride Powders (Quantitative Analysis Powder Diffraction Standard) 2 x 10 g NIST SRM 659 Particle Size Distribution Standard for Sedigraph Calibration set (5) NIST SRM 660c Line Position and Line Shape Standard for Powder Diffraction (Lanthanum Hexaboride Powder) 6 g NIST SRM 663 Chromium-Vanadium Steel (Modified) 5 rods NIST SRM 665 Electrolytic Iron 5 rods NIST SRM 670 Rutile Ore 90 g NIST SRM 674b X-Ray Powder Diffraction Intensity Set (Quantitative Powder Diffraction Standard) 10.00 g (powder) NIST SRM 675 Line Position, Mica (XRD) 7.5 g NIST SRM 679 Brick Clay 75 g NIST SRM 682 High-Purity Zinc block NIST SRM 683 Zinc, Metal block NIST SRM 688 Basalt Rock 60 g NIST SRM 689 Ferrochromium Silicon 100 g NIST SRM 690 Iron Ore Canada 100 g NIST SRM 691 Iron Oxide, Reduced 100 g NIST SRM 692 Iron Ore, Labrador 100 g NIST SRM 693 Iron Ore (Nimba) 100 g NIST SRM 694 Phosphate Rock, Western 90 g NIST SRM 695 Trace Elements in Multi-Nutrient Fertilizer 70 g NIST SRM 696 Bauxite, Surinam 60 g NIST SRM 697 Bauxite, Dominican 60 g NIST SRM 698 Bauxite, Jamaican 60 g NIST SRM 699 Alumina (Reduction Grade) 60 g NIST SRM 705a Polystyrene (Narrow Molecular Weight Distribution) 5 g NIST SRM 706a Polystyrene (Broad Molecular Mass Distribution) 18 g NIST SRM 709 Extra Dense Lead Glass block NIST SRM 717a Hi Boron Glass Viscosity disk NIST SRM 720 Sapphire Heat Capacity 15 g NIST SRM 723e Tris Acidimetric 50 g NIST SRM 728 Intermediate-Purity Zinc pellet form, 450 g NIST SRM 731L1 Borosilicate Glass - Thermal Expansion 5 cm NIST SRM 731L2 Borosilicate Glass - Thermal Expansion 10 cm NIST SRM 731L3 Borosilicate Glass - Thermal Expansion 15 cm NIST SRM 741a Tin Freezing-Point Standard 200 g NIST SRM 742 Aluminum Oxide Pyrometric Standard 10 g NIST SRM 762 Magnetic Moment Standard - Nickel Disk 6 mm dia NIST SRM 764a Magnetic Susceptibility Standard - Platinum Cylinder 3 mm dia. x 3.42 L NIST SRM 772a Magnetic Moment Standard - Nickel Sphere each NIST SRM 781D2 Molybdenum - Heat Capacity 10 cm NIST SRM 853a Aluminum Alloy 3004 40 g NIST SRM 854a Aluminum Alloy 5182 40 g NIST SRM 855a Aluminum Casting Alloy 356 30 g NIST SRM 856a Aluminum Casting Alloy 380 30 g NIST SRM 858 Aluminum Alloy 6011 35 g NIST SRM 861 Nickel-based Superalloy PWA 1484 (chip form) 50 g NIST SRM 862 High-Temperature Alloy L 605 100 g NIST SRM 864 Nickel Alloy UNS N06600 (chip form) 100 g NIST SRM 865 Inconel 625 150 g NIST SRM 866 Incoloy 800 100 g NIST SRM 867 Ni-Fe-Cr Alloy UNS N08825 (chip form) 100 g NIST SRM 868 High-Temperature Alloy (Fe-Ni-Co) 100 g NIST SRM 869b Column Selectivity Test Mixture for Liquid Chromatography (Polycyclic Aromatic Hydrocarbons) 5 x 1.1 mL NIST SRM 870 Column Performance Test Mixture of Liquid Chromatography 5 x 1.1 mL NIST SRM 871 Phosphor Bronze (CDA 521) 100 g NIST SRM 872 Phosphor Bronze (CDA 544) 100 g NIST SRM 874 Cupro-Nickel, 10% (CDA 706) "HIGH-PURITY" 100 g NIST SRM 875 Cupro-Nickel, 10% (CDA 706) "DOPED" 100 g NIST SRM 880 Nickel Silver (CDA 770) 100 g NIST SRM 882 Nickel-Copper Alloy (65Ni-31Cu-3Al) 100 g NIST SRM 885 Refined Copper pin form, 200 g NIST SRM 886 Refractory Gold Ore 200 g NIST SRM 887 Cemented Carbide (W-83,Co-10) 100 g NIST SRM 888 Cemented Carbide (W-64,Co-25,Ta-5) 100 g NIST SRM 889 Cemented Carbide (W-75,Co-9,Ta-5,Ti-4) 100 g NIST SRM 892 High-Alloy White Cast Iron (Ni-Hard, Type IV) 150 g NIST SRM 893 Stainless Steel (SAE 405) 150 g NIST SRM 895 Stainless Steel (SAE 201) 150 g NIST SRM 897 Tracealloy A 35 g NIST SRM 899 Tracealloy C 35 g NIST SRM 909c Frozen Human Serum 3 vials x 2 mL NIST SRM 911c Cholesterol 2 g NIST SRM 912b Urea 25 g NIST SRM 913b Uric Acid 10 g NIST SRM 914a Creatinine 10 g NIST SRM 917c D-Glucose (Dextrose) 50 g NIST SRM 918c Potassium Chloride General and Ion Activity Standard (Dried at 110 °C) 30 g NIST SRM 919b Sodium Chloride 30 g NIST SRM 920 D-Mannitol 50 g NIST SRM 921 Cortisol (Hydrocortisone) 1 g NIST SRM 924a Lithium Carbonate 30 g NIST SRM 927e Bovine Serum Albumin (7% solution) (Total Protein Standard) 10 ampoules x 2.2 mL NIST SRM 928 Lead Nitrate 30 g NIST SRM 929a Magnesium Gluconate 5 g NIST SRM 931h Liquid Absorbance Standard for Ultraviolet and Visible Spectrophotometry set (12) NIST SRM 937 Iron Metal 50 g NIST SRM 951a Boric Acid Isotopic Standard 10 g NIST SRM 953 Neutron Density Monitor Wire 1 m NIST SRM 955c Toxic Metals in Caprine Blood 4 vials x 2 mL NIST SRM 956d Electrolytes in Frozen Human Serum 6 ampoules x 2 mL NIST SRM 965b Glucose in Frozen Human Serum 8 ampoules x 2 mL NIST SRM 967a Creatinine in Frozen Human Serum 4 vials x 1 mL NIST SRM 968f Fat-Soluble Vitamins in Frozen Human Serum 2 vials x 1 mL NIST SRM 971 Hormones in Frozen Human Serum 2 vials x 5 mL NIST SRM 972a Vitamin D Metabolites in Frozen Human Serum 4 vials x 1 mL NIST SRM 973 Boric Acid Acidimetric Standard 100 g NIST SRM 975a Isotopic Standard for Chlorine 0.25 g NIST SRM 977 Isotopic Standard for Bromine 0.25 g NIST SRM 978a Assay-Isotopic Standard for Silver 0.25 g NIST SRM 979 Chromium Isotopic Standard 0.25 g NIST SRM 980 Isotopic Standard for Magnesium 0.25 g NIST SRM 981 Common Lead Isotopic Standard 1 g wire NIST SRM 983 Radiogenic Lead Isotopic Standard 1 g wire NIST SRM 984 Rubidium Chloride 0.25 g NIST SRM 986 Isotopic Standard for Nickel 0.5 g NIST SRM 987 Strontium Carbonate Isotopic Standard 1 g NIST SRM 994 Isotopic Standard for Gallium 0.25 g NIST SRM 998 Angiotensin I (Human) 0.5 mg NIST SRM 999c Potassium Chloride Primary Standard (Dried at 500 °C) 30 g NIST SRM 1003c Glass Beads - Particle Size Distribution 28 g NIST SRM 1004b Glass Beads - Particle Size Distribution 43 g NIST SRM 1010a Microcopy Resolution Test Charts set (5) NIST SRM 1012 Flooring Radiant Panel set (3) NIST SRM 1017b Glass Beads - Particle Size Distribution (100 μm to 400 μm diameter range) 70 g NIST SRM 1018b Glass (Particle Size) 87 g NIST SRM 1019b Glass (Particle Size) 200 g NIST SRM 1021 Glass ( Particle Size) 4 g NIST SRM 1034 Unalloyed Copper rod NIST SRM 1035 Leaded-Tin Bronze Alloy 50 g NIST SRM 1082 Cigarette Ignition Strength Standard 1 carton (200 cigarettes) NIST SRM 1083 Wear-Metals in Lubricating Oil 150 mL NIST SRM 1085c Wear Metals in Lubricating Oil 10 ampoules (1.2 g each) NIST SRM 1089 Steels, Set (consists of SRMs 1095, 1096, 1097, 1098 and 1099) 5 rods NIST SRM 1090 Oxygen in Ingot Iron rod NIST SRM 1091a Oxygen in Stainless Steel (AISI 431) rod NIST SRM 1093 Oxygen in Valve Steel rod NIST SRM 1094 Oxygen in Maraging Steel rod NIST SRM 1107 Naval Brass UNS 46400 disk NIST SRM 1110 Red Brass B disk NIST SRM 1111 Red Brass Standard disk NIST SRM 1112 Gilding Metal disk NIST SRM 1113 Gilding Metal disk NIST SRM 1114 Gilding Metal disk NIST SRM 1115 Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis disk NIST SRM 1116 Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis disk NIST SRM 1117 Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis disk NIST SRM 1124 Free Cutting Brass (UNS C36000) 1 disk NIST SRM 1128 Titanium -Base Alloy (15V-3Al-3Cr-3Sn) disk NIST SRM 1129 Solder (63Sn-37Pb) 200 g NIST SRM 1131 Solder (40Sn - 60Pb) disk NIST SRM 1132 Lead-Base Bearing Metal (84Pb - 10Sb - 6Sn) disk NIST SRM 1134 Low-Alloy High-Silicon Steel (disk form) disk NIST SRM 1135 LA Steel, High Silicon disk NIST SRM 1138a Cast Steel Standard block NIST SRM 1139a Cast Steel Standard block NIST SRM 1155a Stainless Steel (Cr 18 Ni 12, Mo 2) disk NIST SRM 1157 Tool Steel (AISI M2) disk NIST SRM 1158 High-Nickel Steel (Nominal Mass Fraction 36 % Ni) (disk form) disk NIST SRM 1159 Electronic and Magnetic Alloy Standard disk NIST SRM 1160 Elec/Mag Ni-Mo-Fe disk NIST SRM 1171 Stainless Steel Cr 17-Ni 11-Ti 0.3 (AISI 321) disk NIST SRM 1172 Stainless Steel Cr 17-Ni 11-Nb 0.6 (AISI 348) disk NIST SRM 1173 Ni-Cr-Mo-V Steel disk NIST SRM 1196 Standard Cigarette for Ignition Resistance Testing 2 cartons(400 cigarettes) NIST SRM 1216 Carbon Modified Silica 3 x 1g NIST SRM 1218 LA Steel, High Silicon disk NIST SRM 1219 Stainless Steel Cr16 - Ni2 (AISI 431) (disk form) disk NIST SRM 1223 Chromium Steel disk NIST SRM 1224 LA Steel, Carbon (AISI 1078) disk NIST SRM 1225 LA Steel (AISI 4130) disk NIST SRM 1226 LA Steel disk NIST SRM 1227 LA Steel, Basic Open Hearth, 1% C disk NIST SRM 1228 LA Steel, 0.1% C disk NIST SRM 1230 High-Temperature Alloy A286 (disk form) disk NIST SRM 1240c Aluminum Alloy 3004 disk NIST SRM 1241c Aluminum Alloy 5182 disk NIST SRM 1242 High Temperature Alloy L 605 disk NIST SRM 1243 Ni-Cr-Co Alloy UNS N07001 (disk form) disk NIST SRM 1244 Nickel Alloy UNS N06600 disk NIST SRM 1246 Incoloy® 800 disk NIST SRM 1247 Ni-Fe-Cr Alloy UNS N08825 (disk form) disk NIST SRM 1249 Ni-Cr-Fe-Nb-Mo Alloy UNS N07718 (disk form) disk NIST SRM 1250 High-Temperature Alloy (Fe-Ni-Co) disk NIST SRM 1255b Aluminum Alloy 356 disk NIST SRM 1256b Aluminum Alloy 380 disk NIST SRM 1258-I Aluminum Alloy 6011 disk NIST SRM 1259 Aluminum Alloy 7075 disk NIST SRM 1264a LA Steel, High Carbon (mod.) disk NIST SRM 1265a Electrolytic Iron disk NIST SRM 1269 Line Pipe (AISI 1526 mod.) disk NIST SRM 1270 LA Steel, Cr-Mo (A336) (F-22) disk NIST SRM 1271 LA Steel (HSLA-100) disk NIST SRM 1276a Cupro-Nickel (CDA 715) disk NIST SRM 1286 Low Alloy Steel (HY 80) disk NIST SRM 1295 Stainless Steel (SAE 405) disk NIST SRM 1297 Stainless Steel (SAE 201) disk NIST SRM 1358b Coating Thickness Standard, (Nonmagnetic Coating on Steel) set (5) NIST SRM 1359b Coating Thickness Standard (Nonmagnetic Coating on Steel) set (5) NIST SRM 1361b Coating Thickness Standard (Nonmagnetic Coating on Steel) set (5) NIST SRM 1362b Coating Thickness Standard (Nonmagnetic Coating on Steel) set (5) NIST SRM 1363b Coating Thickness Standard (Nonmagnetic Coating on Steel) set (5) NIST SRM 1364b Coating Thickness Standard (Nonmagnetic Coating on Steel) set (5) NIST SRM 1400 Bone Ash 50 g NIST SRM 1401 Trace Metals in Frozen Human Blood 4 vials x 1.6 mL NIST SRM 1411 Soft Borosilicate Glass 10 platelets NIST SRM 1413 High Alumina Sand 75 g NIST SRM 1416 Aluminosilicate Glass for Liquidus Temperature 250 g NIST SRM 1449 Thermal Resistance - Fumed Silica Board each NIST SRM 1450d Thermal Conductivity, Fibrous Glass Board each NIST SRM 1452 Thermal Resistance - Fibrous Glass Blanket for High Precision Measurements each NIST SRM 1453 Thermal Conductivity - Expanded Polystyrene Board each NIST SRM 1457 Superconducting Critical Current - Nb Ti Wire each NIST SRM 1459 Thermal Resistance - Fumed Silica Board each NIST SRM 1473c Low Density Polyethylene Resin 60 g NIST SRM 1474b Polyethylene Resin 60 g NIST SRM 1476a Branched Polyethylene Resin 12 g NIST SRM 1478 Polystyrene (Narrow Molecular Weight Distribution) 2 g NIST SRM 1479 Polystyrene (Narrow Molecular Weight Distribution) 2 g NIST SRM 1482a Polyethylene 0.3 g NIST SRM 1483a Linear Polyethylene 0.3 g NIST SRM 1484a Linear Polyethylene 0.3 g NIST SRM 1486 Bone Meal 50 g NIST SRM 1487 Poly(Methyl Methacrylate) (6 K Narrow Molecular Weight Distribution) 2 g NIST SRM 1488 Poly (Methyl Methacrylate) 29 K Narrow Molecular Weight Distribution 2 g NIST SRM 1491a Methyl-Substituted Polycyclic Aromatic Hydrocarbons in Toluene 5 x 1.2 mL NIST SRM 1493 Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane 5 x 1.2 mL NIST SRM 1494 Aliphatic Hydrocarbons in 2,2,4-Trimethylpentane 5 x 1.2 mL NIST SRM 1496 Unpigmented Polyethylene Gas Pipe Resin 0.9 kg NIST SRM 1507b 11-Nor-Delta-9-Tetrahydrocannabinol-9-Carboxylic Acid in Freeze-Dried Urine set (3) NIST SRM 1508a Benzoylecgonine (Cocaine Metabolite) in Freeze-dried Urine set (4) NIST SRM 1514 Thermal Analysis Purity Set set (4) NIST SRM 1515 Apple Leaves 50 g NIST SRM 1543 GC/MS System Performance Standard 4 x 1 mL NIST SRM 1546a Meat Homogenate 4 cans x 85 g NIST SRM 1547 Peach Leaves 50 g NIST SRM 1548a Typical Diet set (2) NIST SRM 1549a Whole Milk Powder 5 pouches x 10 g each NIST SRM 1566b Oyster Tissue 25 g NIST SRM 1567b Wheat Flour 50 g NIST SRM 1568b Rice Flour 50 g NIST SRM 1570a Trace Elements in Spinach Leaves 60 g NIST SRM 1573a Tomato Leaves 50 g NIST SRM 1575a Trace Elements in Pine Needles 50 g powder NIST SRM 1577c Bovine Liver 20 g NIST SRM 1584 Priority Pollutant Phenols in Methanol 5 x 1.2 mL NIST SRM 1595 Tripalmitin 2 g NIST SRM 1596 Dinitropyrene Isomers and 1-Nitropyrene in Methylene Chloride 5 x 1.3 mL NIST SRM 1597a Complex Mixture of Polycyclic Aromatic Hydrocarbons Coal Tar 1 x 1.3 mL NIST SRM 1598a Inorganic Constituents in Animal Serum 2 vials x 5 mL NIST SRM 1614 Dioxin (2,3,7,8-TCDD in Isooctane) 6 x 1.2 mL NIST SRM 1616b Sulfur in Kerosene (Low Level) 100 mL NIST SRM 1617b Sulfur in Kerosine (High Level) 100 mL NIST SRM 1619b Sulfur in Residual Fuel Oil (0.7%) 100 mL NIST SRM 1622e Sulfur in Residual Fuel Oil (Nominal Mass Fraction 2 %) 100 mL NIST SRM 1624d Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 0.4 %) 100 mL NIST SRM 1632d Trace Elements in Coal (Bituminous) 50 g NIST SRM 1633c Trace Elements in Coal Fly Ash 75 g NIST SRM 1634c Trace Elements in Fuel Oil 100 mL NIST SRM 1635a Trace Elements in Coal (Subbitumimous) 50 g NIST SRM 1640a Trace Elements in Natural Water 250 mL NIST SRM 1641e Mercury in Water 10x10 mL NIST SRM 1643f Trace Elements in Water 250 mL NIST SRM 1646a Estuarine Sediment 70 g NIST SRM 1647f Priority Pollutant Polycyclic Aromatic Hydrocarbons in Acetonitrile 5 x 1.3 mL NIST SRM 1648a Urban Particulate Matter 2 g NIST SRM 1649b Urban Dust 2 g NIST SRM 1650b Diesel Particulate Matter 200 mg NIST SRM 1655 Potassium Chloride, KCl (cr) for Solution Calorimetry 30 g NIST SRM 1656 Thianthrene Combustion Calorimetric Standard 30 g NIST SRM 1657 Synthetic Refuse-Derived Fuel Combustion Calorimetric Standard 100 g NIST SRM 1658a Methane in Air (Nominal Amount-of-Substance Fraction 1 umol/mol) 6 L cylinder NIST SRM 1659a Methane in Air (Nominal Amount-of-Substance Fraction 10 umol/mol) 6 L cylinder NIST SRM 1660a Methane and Propane in Air (Nominal Amount-of-Substance Fraction: 4 µmol/mol Methane; 1 µmol/mol Propane) 6 L cylinder NIST SRM 1661a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol) 6 L cylinder NIST SRM 1662a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 µmol/mol) 6 L cylinder NIST SRM 1663a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1500 µmol/mol) 6 L cylinder NIST SRM 1664a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 2500 µmol/mol) 6 L cylinder NIST SRM 1665b Propane in Air (Nominal Amount-of-Substance Fraction 3 µmol/mol) 6 L cylinder NIST SRM 1666b Propane in Air (Nominal Amount-of-Substance Fraction 10 µmol/mol) 6 L cylinder NIST SRM 1667b Propane in Air (Nominal Amount-of-Substance Fraction 50 µmol/mol) 6 L cylinder NIST SRM 1668b Propane in Air (Nominal Amount-of-Substance Fraction 100 µmol/mol) 6 L cylinder NIST SRM 1669b Propane in Air (Nominal Amount-of-Substance Fraction 500 µmol/mol) 6 L cylinder NIST SRM 1678c Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 50 µmol/mol) 6 L cylinder NIST SRM 1679c Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 100 µmol/mol) 6 L cylinder NIST SRM 1680b Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol) 6 L cylinder NIST SRM 1681b Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 µmol/mol) 6 L cylinder NIST SRM 1685b Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol) 6 L cylinder NIST SRM 1686b Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol) 6 L cylinder NIST SRM 1690 Polystyrene Spheres (Nominal Diameter 1 µm) 5 mL NIST SRM 1691 Polystyrene Spheres (Nominal Diameter 0.3 µm) 5 mL NIST SRM 1693a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 50 µmol/mol) 6 L cylinder NIST SRM 1694a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 100 µmol/mol) 6 L cylinder NIST SRM 1696a Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3500 µmol/mol) 6 L cylinder NIST SRM 1710 Aluminum Alloy 3004 disk NIST SRM 1711 Aluminum Alloy 3004 disk NIST SRM 1713 Aluminum Alloy 5182 disk NIST SRM 1718 Nitrous Oxide in Air (Nominal Amount-of-Substance Fraction 1 µmol/mol) 6 L cylinder NIST SRM 1720 Northern Continental Air 30 L cylinder NIST SRM 1721 Southern Oceanic Air 30 L cylinder NIST SRM 1727 Anode Tin block NIST SRM 1728 Tin Alloy (Sn-3Cu-0.5Ag) disk NIST SRM 1729 Tin Alloy (97 Sn - 3 Pb) disk NIST SRM 1738 Zinc-Aluminum Alloy disk NIST SRM 1740 Zinc-Aluminum Alloy disk NIST SRM 1741 Zinc-Aluminum Alloy disk NIST SRM 1742 Zinc-Aluminum Alloy disk NIST SRM 1746 Silver Freezing-Point Standard 300 g NIST SRM 1749 Gold versus Platinum Thermocouple Certified Thermometer each NIST SRM 1750 Standard Platinum Resistance Thermometer Certified Thermometer each NIST SRM 1754 Low-Alloy Steel, AISI 4320 rod NIST SRM 1755 Nitrogen in Low Alloy Steel disk NIST SRM 1761a Low Alloy Steel disk NIST SRM 1762a Low Alloy Steel disk NIST SRM 1763a Low Alloy Steel disk NIST SRM 1764a Low Alloy Steel disk NIST SRM 1765 Low Alloy Steel disk NIST SRM 1766 Low Alloy Steel disk NIST SRM 1767 Low Alloy Steel disk NIST SRM 1768 High-Purity Iron disk NIST SRM 1772 Tool Steel (S-7) disk NIST SRM 1775 Refractory Alloy MP-35-N disk NIST SRM 1810a Linerboard 50 each NIST SRM 1818a Chlorine in Lubricating Base Oils set (5) NIST SRM 1819a Sulfur in Lubricating Base Oil set (5) NIST SRM 1830 Soda-Lime Float Glass (Nominal Mass Fraction 0.1 % Al2O3) 3 platelets NIST SRM 1831 Soda-Lime Sheet Glass (Nominal Mass Fraction 1.2 % Al2O3) 3 platelets NIST SRM 1835 Borate Ore 60 g NIST SRM 1845a Whole Egg Powder 5 pouches x 10 g each NIST SRM 1848 Lubricating Oil Additive Package 100 g NIST SRM 1849a Infant/Adult Nutritional Formula 10 pouches x 10 g each NIST SRM 1857 Tool Steel for Abrasive Wear Standard 2 blocks NIST SRM 1877 Beryllium Oxide Powder 20 g NIST SRM 1878b Respirable Alpha Quartz (Quantitative X-Ray Powder Diffraction Standard) 5 g NIST SRM 1880b Portland Cement 4 vials x 5 g NIST SRM 1881b Portland Cement (Blended with Fly Ash) 5 vials x 5 g NIST SRM 1882a Calcium Aluminate Cement 4 vials x 5 g NIST SRM 1883a Calcium Aluminate Cement 4 vials x 5 g NIST SRM 1884b Portland Cement 5 vials x 4.5 g NIST SRM 1885b Portland Cement 5 vials x 5 g NIST SRM 1886b White Portland Cement 5 vials x 5 g NIST SRM 1886a Portland Cement (White Portland Cement with Low Iron) 4 vials x 5 g NIST SRM 1887b Portland Cement 4 vials x 5 g each NIST SRM 1888b Portland Cement 4 vials x 5 g NIST SRM 1889a Portland Cement (Blended with Limestone) 4 vials x 5 g NIST SRM 1893 Copper Microhardness Test Block (Knoop) each NIST SRM 1894a Vickers Microhardness of Copper each NIST SRM 1895 Nickel Microhardness Test Block (Knoop) each NIST SRM 1896b Vickers Microhardness of Nickel each NIST SRM 1898 Titanium Dioxide Nanomaterial 15 g NIST SRM 1900 Specific Surface Area Standard 4 g NIST SRM 1905 Nickel Microhardness Test Block (Knoop) each NIST SRM 1906 Nickel Microhardness Test Block (Knoop) each NIST SRM 1907 Nickel Microhardness Test Block (Knoop) each NIST SRM 1908 Vickers Microhardness of Nickel each NIST SRM 1909 Vickers Microhardness of Nickel each NIST SRM 1917 Mercury Porosimetry Standard 10 g NIST SRM 1921b Infrared Transmission Wavelength Standard 1 card NIST SRM 1932 Fluorescein Solution 3 x 2 mL NIST SRM 1934 Fluorescent Dyes for Quantitative Flow Cytometry (Visible Spectral Range) 4 ampoules x 1 each level NIST SRM 1941b Organics in Marine Sediment 50 g NIST SRM 1944 New York/New Jersey Waterway Sediment 50 g NIST SRM 1945 Organics in Whale Blubber 2x15 g NIST SRM 1946 Lake Superior Fish Tissue 5 x 7-9 grams NIST SRM 1947 Lake Michigan Fish Tissue 5 x 8 grams NIST SRM 1950 Metabolites in Frozen Human Plasma 5 vials x 1 mL NIST SRM 1951c Lipids in Frozen Human Serum 4 vials x 1 mL NIST SRM 1952a Cholesterol in Freeze-Dried Human Serum 6 vials x 3 mL NIST SRM 1953 Organic Contaminants in Non-Fortified Human Milk 5 x 5 mL NIST SRM 1954 Organic Contaminants in Fortified Human Milk 5 x 5 mL NIST SRM 1957 Organic Contaminants in Non-Fortified Human Serum (Freeze-Dried) 5 vials x 10.7 mL NIST SRM 1958 Organic Contaminants in Fortified Human Serum (Freeze-Dried) 5 vials x 10.7 mL NIST SRM 1961 Polystyrene Spheres 30 µm Diameter Polystyrene Spheres 5 mL NIST SRM 1965 Microsphere Slide (10-µm Polystyrene Spheres) slide NIST SRM 1967a High-Purity Platinum Thermoelement 0.51 x 1 m platinum wire NIST SRM 1968 Gallium Melting-Point Standard 25 g NIST SRM 1972 1,3-Dioxolan-2-one Triple Point 60 g NIST SRM 1974c Organics in Mussel Tissue (Mytilus edulis) 5 jars x 10 g NIST SRM 1976b Instrument Response Standard for X-Ray Powder Diffraction 1 disc NIST SRM 1978 Particles Size Distribution Standard for Gravity Sedimentation 5 g NIST SRM 1979 Powder Diffraction Line Profile Standard for Crystallite Size Analysis (Nano-Crystalline ZnO Powder) 2 x 3 g NIST SRM 1980 Positive Electrophoretic Mobility (+µE) Standard 500 mg/L NIST SRM 1982 Thermal Spray Powder – Particle Size Distribution Yttria-Stabilized Zirconia (Spheroidal) 10 g NIST SRM 1984 Thermal Spray Powder - Particle Size Distribution Tungsten Carbide/Cobalt (Acicular) 14 g NIST SRM 1985 Thermal Spray Powder - Particle Size Distribution Tungsten Carbide/Cobalt (Spheroidal) 14 g NIST SRM 1990 Single Crystal Diffractometer Alignment Standard - Ruby Sphere 3 spheres NIST SRM 1991 Mix Coal Tar/Petroleum Extract in Methylene Chloride 5 x 1.2 mL NIST SRM 1994 Standard Silicon Single Crystal Wafer for Crystalline Orientation 100-mm wafer NIST SRM 1995 Standard Sapphire Single Crystal Wafer for Crystalline Orientation 50-mm wafer NIST SRM 2000 Calibration Standard for High-Resolution X-Ray Diffraction 1 block NIST SRM 2012 Calibration Standard for High-Resolution X-Ray Diffraction (200 mm Wafer) wafer NIST SRM 2034 Holmium Oxide Solution Wavelength Standard (240 nm to 650 nm) Cuvette NIST SRM 2036 Near Infrared Wavelength/Wavenumber Reflection Standard each NIST SRM 2061 TiAl(NbW) Alloy for Microanalysis cube NIST SRM 2066 K-411 Glass Microspheres 50 mg NIST SRM 2074 Sinusoidal Roughness Specimen each NIST SRM 2075 Sinusoidal Roughness Specimen each NIST SRM 2082 Pathlength Absorbance Standards for Microliter Volume Spectrophotometers set of 3 vials NIST SRM 2088 Density Standard for Medical Computed Tomography five foam blocks NIST SRM 2092 Low-Energy Charpy V-Notch Impact Specimen NIST-Verification (ASTM E23) set NIST SRM 2093 Low-Energy Charpy V-Notch Impact Specimen Self-Verification (ASTM E23) set NIST SRM 2096 High-Energy Charpy V-Notch Impact Specimen NIST-Verification (ASTM E23) set NIST SRM 2097 High-Energy Charpy V-Notch Impact Specimens (Self-Verification, 8-mm Striker) set NIST SRM 2100a Fracture Toughness of Ceramic 5 bars NIST SRM 2100b Fracture Toughness of Ceramic 5 bars NIST SRM 2112 Dynamic Impact Force Verific Specimens (Nominal 24kN) set NIST SRM 2113 Dynamic Impact Force Verification Specimens (Nominal 33kN) set NIST SRM 2133 Phosphorus Implant in Si Depth Profile each NIST SRM 2134 Arsenic Implant in Silicon Depth Profile Standard each NIST SRM 2135c Ni/Cr Thin Film Depth Profile each NIST SRM 2137 Boron Implant in Silicon Standard for Calibration of Concentration in a Depth Profile each NIST SRM 2139 Zinc-Aluminum Alloy 100 g NIST SRM 2141 Urea 2 g NIST SRM 2143 p-Fluorobenzoic Acid 2 g NIST SRM 2144 m-Chlorobenzoic Acid 2 g NIST SRM 2152 Urea Combustion Calorimetric Standard 25 g NIST SRM 2159 Low-Alloy Steel (pin form) 200 g NIST SRM 2160 Low-Alloy Steel (pin form) 200 g NIST SRM 2165 Low Alloy Steel 150 g NIST SRM 2166 Low Alloy Steel 150 g NIST SRM 2167 Low Alloy Steel 150 g NIST SRM 2168 High-Purity Iron (chip form) 150 g NIST SRM 2171 LA Steel, (HSLA 100) 150 g NIST SRM 2172 S-7 Tool Steel 150 g NIST SRM 2175 Refractory Alloy MP-35-N 150 g NIST SRM 2181 HEPES 60 g NIST SRM 2182 HEPES Sodium Salt 60 g NIST SRM 2185 Potassium Hydrogen Phthalate pD Standard 60 g NIST SRM 2186I Potassium Dihydrogen Phosphate 30 g NIST SRM 2186II Disodium Hydrogen Phosphate 30 g NIST SRM 2191a Sodium Bicarbonate 30 g NIST SRM 2192a Sodium Carbonate 30 g NIST SRM 2197 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2-mm Striker) set NIST SRM 2198 High-Energy Charpy V-Notch Specimens (Self-Verification, 2-mm Striker) set NIST SRM 2201 Sodium Chloride (Ion-Selective) 125 g NIST SRM 2203 Potassium Fluoride (Standard for Ion-Selective Electrodes) 125 g NIST SRM 2206 Controlled Pore Glass - BET Specific Surface Area (300 nm) 5 g NIST SRM 2207 Controlled Pore Glass - BET Specific Surface Area (Nominal Pore Diameter 18 nm) 5 g NIST SRM 2214 Isooctane Liquid Density 4 x 5 mL NIST SRM 2216 Miniaturized Low Energy Charpy, V Notch KLST Impact Specimen set NIST SRM 2218 Miniaturized Hi Energy Charpy, V Notch KLST Impact Specimen set NIST SRM 2219 Miniaturized Super High Energy, Charpy VNotch KLST Impact Spec set NIST SRM 2234 Gallium for Thermal Analysis 2 g NIST SRM 2235 Bismuth for Thermal Analysis 1.5 g NIST SRM 2241 Relative Intensity Correction Standard for Raman Spectroscopy: 785 nm Excitation each NIST SRM 2244 Relative Intensity Correction Standard for Raman Spectroscopy: 1064 nm Excitation each NIST SRM 2245 Relative Intensity Correction Standard for Raman Spectroscopy: 633 nm Excitation each NIST SRM 2246 Relative Intensity Correction Standard for Raman Spectroscopy: 830 nm Excitation each NIST SRM 2259 Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane 5 ampoules x 1.2 mL NIST SRM 2260a Aromatic Hydrocarbons in Toluene 5 x 1.2 mL NIST SRM 2262 Chlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane (Nominal Mass Concentration 2 μg/mL) 5 x 1.2 mL NIST SRM 2266 Hopanes and Steranes in 2,2,4 Trimethylpentane 5 x 1.2 mL NIST SRM 2269 Perdeuterated PAH-I Solution in Hexane/Toluene 5x1.2 mL NIST SRM 2270 Perdeuterated PAH-II Solution in Hexane/Toluene 5x1.2 mL NIST SRM 2273 Chlorinated Pesticides (DDTs) and Metabolites in Isooctane 5x1.2 mL NIST SRM 2274 Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane 5x1.2 mL NIST SRM 2275 Chlorinated Pesticide Solution-II in Isooctane 5x1.2 mL NIST SRM 2285 Ignitable Liquids Test Mixture 5 x 1.2 mL NIST SRM 2294 Reformulated Gasoline (Nominal Mass Fraction 11% MTBE) 2 x 20 mL NIST SRM 2295 Reformulated Gasoline (nominal 15% MTBE) 2 x 20 mL NIST SRM 2296 Reformulated Gasoline (Nominal Mass Fraction 13 % ETBE) 2 x 20 mL NIST SRM 2297 Reformulated Gasoline (Nominal Mass Fraction 10% Ethanol) 2 x 20 mL NIST SRM 2298 Sulfur in Gasoline (High-Octane) 5 x 20 mL NIST SRM 2299 Sulfur in Gasoline (Reformulated) 5 x 20 mL NIST SRM 2366a Cytomegalovirus DNA (TowneΔ147 BAC) for DNA Measurements 1 vial x 150 uL NIST SRM 2373 Genomic DNA Standards for HER2 Measurements 5 vials, 1 each level NIST SRM 2374 DNA Sequence Library for External RNA Controls 96 tubes NIST SRM 2377 Fatty Acid Methyl Esters in 2,2,4-Trimethylpentane 5 x 1.2 mL NIST SRM 2378 Fatty Acids in Frozen Human Serum 3 vials x 1 mL NIST SRM 2383a Baby Food Composite 4 X 70 g NIST SRM 2384 Baking Chocolate 5 x 91 g NIST SRM 2387 Peanut Butter 3 x 170 g NIST SRM 2389a Amino Acids in 0.1 mol/L Hydrochloric Acid 5 ampoules x 1.2 mL NIST SRM 2391c PCR-Based DNA Profi领 Standard 6 vials NIST SRM 2392 Mitochondrial DNA Sequencing set (3) NIST SRM 2392-I Mitochondrial DNA Sequencing (Human HL-60 DNA) each NIST SRM 2393 CAG Repeat Length Mutation in Huntington's Disease set (6) NIST SRM 2394 Heteroplasmic Mitochondrial DNA Mutation Detection Std set (10) NIST SRM 2396 Oxidative DNA Damage Mass Spectrometry Standards set (10) NIST SRM 2426 55 % Aluminum-Zinc Alloy 40 g NIST SRM 2429 Flue Gas Desulfurization Gypsum 1 bottle x 200 g NIST SRM 2430 Scheelite Ore 100 g NIST SRM 2431 Titanium Base Alloy 50 g NIST SRM 2432 Titanium-Base Alloy 10V - 2Fe - 3Al 50 g NIST SRM 2433 Titanium-Base Alloy 8Al-1Mo-1V 50 g NIST SRM 2445 Mercury in Iodized Activated Carbon 25 g NIST SRM 2448 Mercury in Brominated Activated Carbon 25 g NIST SRM 2451 Fine Carbon (Activated) - From Cyanide Ore Leaching 100 g NIST SRM 2453a Hydrogen In Titanium Alloy (Nominal Mass Fraction 125 mg/kg H) 10 g NIST SRM 2454 Hydrogen In Titanium Alloy 10 g NIST SRM 2461 Standard Cartridge Case 1 each NIST SRM 2483 Single-Wall Carbon Nanotubes (Raw Soot) 250 mg NIST SRM 2484 Multiwall Carbon Nanotubes (Raw Soot) 6 g NIST SRM 2492 Bingham Paste Mixture for Rheological Measurements kit for two batches NIST SRM 2493 Bingham Mortar Mixture for Rheological Measurements kit for two batches NIST SRM 2514 Wavelength Calibration Reference for 1560 nm to 1595 nm each NIST SRM 2515 Wavelength Calibration Reference for 1595 nm to 1630 nm each NIST SRM 2517a High Resolution Wavelength Calibration Reference for 1510 to 1540 nm Acetylene 12C2H2 each NIST SRM 2520 Optical Fiber Diameter Standard each NIST SRM 2541 Silicon Resistivity Standard - 0.01 ohm•cm Level wafer NIST SRM 2543 Silicon Resistivity Standard - 1 ohm•cm Level wafer NIST SRM 2553 Optical Fiber Coating Diameter (Nominal Refractive Index 1.504) each NIST SRM 2554 Optical Fiber Coating Diameter (Nominal Refractive Index 1.515) each NIST SRM 2556 Used Auto Catalyst (Pellets) 70 g NIST SRM 2557 Used Auto Catalyst (Monolith) 70 g NIST SRM 2569 Lead Paint Films for Children's Products 8 sheets NIST SRM 2570 Lead Paint Film for Building Surfaces (Blank) (Color: White) 1 film NIST SRM 2571 Lead Paint Film for Building Surfaces (Nominal PB 3.5 mg/cm2 (Color: Yellow) 1 +blank NIST SRM 2572 Lead Paint Film for Building Surfaces (Nominal Pb 1.6 mg/cm2) (Color: Orange) 1 +blank NIST SRM 2573 Lead Paint Film for Building Surfaces (Nominal Pb 1.0 mg/cm2) (Color: Red) 1 +blank NIST SRM 2574 Lead Paint Film for Building Surfaces (Nominal Pb 0.7 mg/cm2) (Color: Gold) 1 +blank NIST SRM 2575 Lead Paint Film for Building Surfaces (Nominal Pb 0.3 mg/cm2) (Color: Green) 1 +blank NIST SRM 2576 Lead Paint Film for Building Surfaces (Nominal Pb 5.6 mg/cm2) (Color: Blue) 1 +blank NIST SRM 2579a Lead Paint Films For Building Surfaces (SRM 2570 through SRM 2575) set (6) NIST SRM 2580 Powdered Paint (Nominal Mass Fraction of 4 % Lead) 30 g NIST SRM 2581 Powdered Paint (Nominal Mass Fraction of 0.5 % Lead) 35 g NIST SRM 2582 Powdered Paint (Nominal 200 mg/kg Lead) 20 g NIST SRM 2583 Trace Elements in Indoor Dust (Nominal Mass Fraction of 90 mg/kg Lead) 8 g NIST SRM 2584 Trace Elements in Indoor Dust (Nominal Mass Fraction of 1 % Lead) 8 g NIST SRM 2585 Organic Contaminants in House Dust 10 g NIST SRM 2586 Trace Elements in Soil Containing Lead From Paint (Nominal 500 mg/kg Lead) 55 g NIST SRM 2587 Trace Elements in Soil Containing Lead from Paint (Nominal Mass Fraction of 3000 mg/kg Lead) 55 g NIST SRM 2589 Powdered Paint (Nominal Mass Fraction of 10 % Lead) 35 g NIST SRM 2613a Carbon Monoxide in Air (Nominal Amount-of-Substance Fraction 20 µmol/mol) 6 L cylinder NIST SRM 2614a Carbon Monoxide in Air (Nominal Amount-of-Substance Fraction 45 µmol/mol) 6 L cylinder NIST SRM 2619a Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 0.5 % mol/mol) 6 L cylinder NIST SRM 2621a Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1.5 % mol/mol) 6 L cylinder NIST SRM 2622a Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol) 6 L cylinder NIST SRM 2624a Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3 % mol/mol) 6 L cylinder NIST SRM 2625a Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3.5 % mol/mol) 6 L cylinder NIST SRM 2627a Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 5 µmol/mol) 6 L cylinder NIST SRM 2630 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1500 µmol/mol) 6 L cylinder NIST SRM 2635a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 25 µmol/mol) 6 L cylinder NIST SRM 2636a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol) 6 L cylinder NIST SRM 2637a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 2500 µmol/mol) 6 L cylinder NIST SRM 2640a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol) 6 L cylinder NIST SRM 2641a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 4 % mol/mol) 6 L cylinder NIST SRM 2642a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 8 % mol/mol) 6 L cylinder NIST SRM 2644a Propane in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol) 6 L cylinder NIST SRM 2657a Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol) 6 L cylinder NIST SRM 2658a Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol) 6 L cylinder NIST SRM 2668 Toxic Elements in Frozen Human Urine 10 vials x 1.5 mL NIST SRM 2669 Arsenic Species in Frozen Human Urine 10 vials x 1.5 mL NIST SRM 2670a Toxic Elements in Freeze-Dried Urine 4 bottles x 20 mL NIST SRM 2681 Trace Constituent Elements in Blank Filters 10 filters NIST SRM 2682c Subbituminous Coal (Nominal Mass Fraction 0.5 % Sulfur) 1 bottle x 50 g NIST SRM 2683c Bituminous Coal (Nominal Mass Fraction 2 % Sulfur) 50 g NIST SRM 2684c Bituminous Coal (Nominal Mass Fraction 3 % Sulfur) 50 g NIST SRM 2685c Bituminous Coal (Nominal Mass Fraction 5 %Sulfur) 50 g NIST SRM 2688 Portland Cement Clinker 3 vials x 10 g NIST SRM 2689 Coal Fly Ash 3 x 10 g NIST SRM 2690 Coal Fly Ash 3 x 10 g NIST SRM 2691 Coal Fly Ash 3 x 10 g NIST SRM 2692c Bituminous Coal (Nominal Mass Fraction 1 % Sulfur) 50 g NIST SRM 2693 Bituminous Coal (Nominal Mass Fraction 0.5 % Sulfur) 50 g NIST SRM 2696 Silica Fume (powder form) 70 g NIST SRM 2700 Hexavalent Chromium in Contaminated Soil (Low Level) 75 g NIST SRM 2701 Hexavalent Chromium in Contaminated Soil (High Level) 75 g NIST SRM 2702 Inorganics in Marine Sediment 50 g NIST SRM 2703 Sediment for Solid Samp领 (Small Sample) Analytical Techniques 5 g NIST SRM 2709a San Joaquin Soil 50 g NIST SRM 2710a Montana I Soil 50 g NIST SRM 2711a Montana II Soil 50 g NIST SRM 2717a Sulfur in Residual Fuel Oil (Nominal Mass Fraction 3%) 100 mL NIST SRM 2718a Green Petroleum Coke 50 g NIST SRM 2719 Calcined Petroleum Coke 50 g NIST SRM 2720 Sulfur in Di-n-Butyl Sulfide 5 x 4.5 mL NIST SRM 2721 Crude Oil (Light -Sour) 5X10 mL NIST SRM 2722 Crude Oil (Heavy Sweet) 5X10 mL NIST SRM 2723b Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 10 mg/kg) 100 mL NIST SRM 2731 Hydrogen Sulfide in Nitrogen (Nominal Amount-of-Substance Fraction 20 µmol/mol) 6 L cylinder NIST SRM 2735 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 800 µmol/mol) 6 L cylinder NIST SRM 2737 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 nmol/mol) 6 L cylinder NIST SRM 2738 Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 nmol/mol) 6 L cylinder NIST SRM 2740a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol) 6 L cylinder NIST SRM 2741a Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 13 % mol/mol) 6 L cylinder NIST SRM 2745 Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 16 % mol/mol) 6 L cylinder NIST SRM 2750 Methane in Air (Nominal Amount-of-Substance Fraction 50 µmol/mol) 6 L cylinder NIST SRM 2751 Methane in Air (Nominal Amount-of-Substance Fraction 100 µmol/mol) 6 L cylinder NIST SRM 2764 Propane in Air (Nominal Amount-of-Substance Fraction 0.25 µmol/mol) 6 L cylinder NIST SRM 2765 Propane in Air (Nominal Amount-of-Substance Fraction 100 nmol/mol) 6 L cylinder NIST SRM 2770 Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 40 mg/kg) 10 x 10 mL NIST SRM 2772 B100 Biodiesel (Soy-Based) 5 ampoules x 10 mL each NIST SRM 2775 Foundry Coke 50 g NIST SRM 2776 Furnace Coke 50 g NIST SRM 2779 Gulf of Mexico Crude Oil 5 x 1.2mL NIST SRM 2780a Hard Rock Mine Waste 50 g NIST SRM 2781 Domestic Sludge 40 g NIST SRM 2782 Industrial Sludge 70 g NIST SRM 2783 Air Particulate on Filter Media 2 +2 Blnk (47 mm dia) NIST SRM 2786 Fine Atmospheric Particulate Matter (Mean Particle Diameter < 4 µm) 100 mg to 140 mg NIST SRM 2787 Fine Atmospheric Particulate Matter (Mean Particle Diameter < 10 µm) 100 mg to 140 mg NIST SRM 2798a Vickers Microhardness of Nickel each NIST SRM 2806b Medium Test Dust (MTD) in Hydraulic Fluid 2 x 400mL NIST SRM 2810 Rockwell C Hardness, Low Range each NIST SRM 2811 Rockwell C Hardness - Mid Range each NIST SRM 2812 Rockwell C Scale Hardness - High Range each NIST SRM 2816 Rockwell Hardness 15N Scale - Low Range (Nominal 72 HR15N) 1 block NIST SRM 2817 Rockwell Hardness 15N Scale - Mid Range (Nominal 83 HR15N) 1 block NIST SRM 2818 Rockwell Hardness 15N Scale - High Range (Nominal 91 HR15N) 1 block NIST SRM 2819 Rockwell Hardness 30N Scale - Low Range (Nominal 45 HR30N) 1 block NIST SRM 2820 Rockwell Hardness 30N Scale - Mid Range (Nominal 64 HR30N) 1 block NIST SRM 2821 Rockwell Hardness 30N Scale - High Range (Nominal 79 HR30N) 1 block NIST SRM 2828 Knoop Microhardness of Steel each NIST SRM 2829 Vickers Microhardness of Steel each NIST SRM 2830 Knoop Hardness of Ceramics each NIST SRM 2831 Vickers Hardness of Ceramics and Hardmetals each NIST SRM 2841 Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction x near 0.20) disk NIST SRM 2842 Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction x near 0.30) disk NIST SRM 2855 Additive Elements in Polyethylene 3 Levels, 80 g each NIST SRM 2859 Restricted Elements in Polyvinyl Chloride 25 g NIST SRM 2861 Restricted Elements in Polyvinyl Chloride 25 g NIST SRM 2870 Relative Permittivity and Loss Tangent 1422 Cross-Linked Polystyrene circular-cylindrical puck NIST SRM 2881 Polystyrene Absolute Molecular Mass Distribution Standard 0.3 g NIST SRM 2885 Polyethylene (Mw, 6 280 g/mol) 0.3 g NIST SRM 2886 Polyethylene (Mw, 87 000 g/mol) 0.3 g NIST SRM 2887 Polyethylene (Mw, 196 400 g/mol) 0.3 g NIST SRM 2890 Water Saturated 1-Octanol 5 x 2 mL NIST SRM 2891 Ethanol-Water Solution (Nominal Mass Fraction 0.02 %) 5 x 1.2 mL NIST SRM 2892 Ethanol-Water Solution (Nominal Mass Fraction 0.04 %) 5 x 1.2 mL NIST SRM 2894 Ethanol-Water Solution (Nominal Mass Fraction 0.1 %) 5 x 1.2 mL NIST SRM 2895 Ethanol-Water Solution (Nominal Mass Fraction 0.2 %) 5 x 1.2 mL NIST SRM 2896 Ethanol-Water Solution (Nominal Mass Fraction 0.3 %) 5 x 1.2 mL NIST SRM 2897a Ethanol Water Solution (Nominal Mass Fraction 2 %) 5 x 10 mL NIST SRM 2898a Ethanol Water Solution, (Nominal Mass Fraction 6 %) 5 x 10 mL NIST SRM 2899a Ethanol-Water Solution (Nominal Mass Fraction 25 %) 5 x 10 mL NIST SRM 2900 Ethanol-Water Solution (Nominal Mass Fraction 95.6%) 5 x 10 mL NIST SRM 2905 Trace Terrorist Explosives Simulants 4 bottles x 1 g each NIST SRM 2910b Hydroxyapatite 2 g NIST SRM 2924 C-Reactive Protein Solution 3 vials x 1 mL NIST SRM 2942 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Ultraviolet Emission each(12.5 x 12.5 x 45)mm NIST SRM 2943 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Blue Emission each(12.5 x 12.5 x 45)mm NIST SRM 2944 Relative Intensity Correction Standard for Fluorescence Spectroscopy: Red Emission each(12.5 x 12.5 x 45)mm NIST SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz 5 µg-500 µg) 35 filters plus 35 blanks NIST SRM 2960 Respirable Cristobalite on Filter Media (Nominal Mass of Cristobalite: 5 ug - 250 ug) 30 filters plus 30 blanks NIST SRM 2972a 25-Hydroxyvitamin D Calibration Solutions 20 ampoules x 1.2 mL NIST SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level) 2 vials x 1 mL NIST SRM 2974a Organics in Freeze-Dried Mussel Tissue (Mytilus edulis) 5 g NIST SRM 2975 Diesel Particulate Matter 1 g NIST SRM 3035 Arsenic Species in Apple Juice 5 x 1.5 mL NIST SRM 3060 Monoester Phthalates in Acetonitrile 5 ampoules x 1.2 mL NIST SRM 3074 Phthalates in Methanol 5 x 1.2 mL NIST SRM 3077 Aroclor 1242 in Transformer Oil 5x1.2 mL NIST SRM 3079 Aroclor 1254 in Transformer Oil 5x1.2 mL NIST SRM 3080 Aroclor 1260 in Transformer Oil 5x1.2 mL NIST SRM 3101a Aluminum (Al) Standard Solution 5 x 10 mL NIST SRM 3102a Antimony (Sb) Standard Solution 50 mL NIST SRM 3103a Arsenic (As) Standard Solution 5 x 10 mL NIST SRM 3104a Barium (Ba) Standard Solution 50 mL NIST SRM 3105a Beryllium (Be) Standard Solution 5 x 10 mL NIST SRM 3107 Boron (B) Standard Solution 50 mL NIST SRM 3108 Cadmium (Cd) Standard Solution 5 x 10 mL NIST SRM 3109a Calcium (Ca) Standard Solution 5 x 10 mL NIST SRM 3110 Cerium (Ce) Standard Solution 5x10 mL NIST SRM 3111a Cesium (Cs) Standard Solution 5 x 10 mL NIST SRM 3113 Cobalt (Co) Standard Solution 5x10 mL NIST SRM 3115a Dysprosium (Dy) Standard Solution 5x10 mL NIST SRM 3117a Europium (Eu) Standard Solution 5x10 mL NIST SRM 3118a Gadolinium (Gd) Standard Solution 5x10 mL NIST SRM 3119a Gallium (Ga) Standard Solution 5 x 10 mL NIST SRM 3120a Germanium (Ge) Standard Solution 50 mL NIST SRM 3121 Gold (Au) Standard Solution 5 x 10 mL NIST SRM 3122 Hafnium (Hf) Standard Solution 50 mL NIST SRM 3123a Holmium (Ho) Standard Solution 5x10 mL NIST SRM 3124a Indium (In) Standard Solution 5x10 mL NIST SRM 3126a Iron (Fe) Standard Solution 5 x 10 mL NIST SRM 3127a Lanthanum (La) Standard Solution 5 x 10 mL NIST SRM 3128 Lead (Pb) Standard Solution 5 x 10 mL NIST SRM 3129a Lithium (Li) Standard Solution 5x10 mL NIST SRM 3130a Lutetium (Lu) Standard Solution 5 x 10 mL NIST SRM 3131a Magnesium (Mg) Standard Solution 5 x 10 mL NIST SRM 3132 Manganese (Mn) Standard Solution 5 x 10 mL NIST SRM 3133 Mercury (Hg) Standard Solution 5 x 10 mL NIST SRM 3134 Molybdenum (Mo) Standard Solution 5 x 10 mL NIST SRM 3135a Neodymium (Nd) Standard Solution 5x10 mL NIST SRM 3136 Nickel (Ni) Standard Solution 5x10 mL NIST SRM 3137 Niobium (Nb) Standard Solution 50 mL NIST SRM 3138 Palladium (Pd) Standard Solution 5x10 mL NIST SRM 3139a Phosphorus (P) Standard Solution 5x10 mL NIST SRM 3140 Platinum (Pt) Standard Solution 5x10 mL NIST SRM 3141a Potassium (K) Standard Solution 5 x 10 mL NIST SRM 3142a Praseodymium (Pr) Standard Solution 5x10 mL NIST SRM 3143 Rhenium (Re) Standard Solution 5 x 10 mL NIST SRM 3145a Rubidium (Rb) Standard Solution 5x10 mL NIST SRM 3147a Samarium (Sm) Standard Solution 5x10 mL NIST SRM 3148a Scandium (Sc) Standard Solution 5x10 mL NIST SRM 3149 Selenium (Se) Standard Solution 5 X 10 mL NIST SRM 3150 Silicon (Si) Standard Solution 50 mL NIST SRM 3151 Silver (Ag) Standard Solution 5 x 10 mL NIST SRM 3155 Tantalum (Ta) Standard Solution 50 mL NIST SRM 3156 Tellurium (Te) Standard Solution 5 x 10 mL NIST SRM 3157a Terbium (Tb) Standard Solution 5x10 ml NIST SRM 3160a Thulium (Tm) Standard Solution 5 x 10 mL NIST SRM 3161a Tin (Sn) Standard Solution 50 mL NIST SRM 3162a Titanium (Ti) Standard Solution 50 mL NIST SRM 3163 Tungsten (W) Standard Solution 50 mL NIST SRM 3164 Uranium (U) Standard Solution (Radioactive) 5 x 10 mL NIST SRM 3165 Vanadium (V) Standard Solution 5 x 10 mL NIST SRM 3166a Ytterbium (Yb) Standard Solution 5 x 10 mL NIST SRM 3167a Yttrium (Y) Standard Solution 5 x 10 mL NIST SRM 3168a Zinc (Zn) Standard Solution 5 x 10 mL NIST SRM 3169 Zirconium (Zr) Standard Solution 50 mL NIST SRM 3177 Mercuric Chloride Standard Solution 5 x 10 mL NIST SRM 3181 Sulfate Anion (SO42–) Standard Solution 5 x 10 mL NIST SRM 3182 Chloride Anion (Cl–) Standard Solution 5 x 10 mL NIST SRM 3183 Fluoride Anion (F-) Standard Solution 50 mL NIST SRM 3184 Bromide Anion (Br-) Standard Solution 5 x 10 mL NIST SRM 3185 Nitrate Anion (NO3–) Standard Solution 5 x 10 mL NIST SRM 3222 Cigarette Tobacco Filler 20 x 10 g NIST SRM 3232 Kelp Powder (Thallus laminariae) 3 pouches x 5 g NIST SRM 3233 Fortified Breakfast Cereal 60 g each NIST SRM 3234 Soy Flour 50 g NIST SRM 3235 Soy Milk 10 x 10 mL NIST SRM 3236 Soy Protein Isolate 5 x 10 g NIST SRM 3237 Soy Protein Concentrate 5 x 10 g NIST SRM 3238 Soy-Containing Solid Oral Dosage Form 5 x 10 g NIST SRM 3239 Isoflavones Calibration Solutions 10 x 1.2 mL NIST SRM 3246 Ginkgo biloba (Leaves) 5 X 3 g NIST SRM 3247 Ginkgo biloba (Extract) 5 x 1 g NIST SRM 3248 Ginkgo-Containing Tablets 5 x 1 g NIST SRM 3250 Saw Palmetto (Serenoa repens) Fruit 5 x 6 g NIST SRM 3251 Saw Palmetto (Serenoa repens) Extract 5 x 1 mL NIST SRM 3252 Protein Drink Mix 5 pouches x 10 g each NIST SRM 3254 Green Tea (Camellia sinensis) Leaves 5 x 3 g NIST SRM 3255 Green Tea (Camellia sinensis) Extract 5 x 1 g NIST SRM 3256 Green Tea-Containing Solid Oral Dosage Form 5 x 2.5 g NIST SRM 3257 Catechin Calibration Solutions 12 x 2 mL NIST SRM 3262 St. John's Wort (Hypericum perforatum L.) Aerial Parts 5 packets x 3.3 grams NIST SRM 3264 St. John's Wort (Hypericum perforatum L.) Methanol Extract 5 packets x 1.6 grams NIST SRM 3274 Botanical Oils Containing Omega-3 and Omega-6 FattyAcids 4 x 1.2 mL NIST SRM 3275 Omega-3 and Omega-6 Fatty Acids in Fish Oil 3 ea (2 ampoule x 1.2 mL) NIST SRM 3278 Tocopherols in Edible Oils 5 x 1 mL NIST SRM 3280 Multivitamin/Multielement Tablets 30 tablets x 5 bottles NIST SRM 3281 Cranberry (Fruit) 5 x 6 g NIST SRM 3282 Low-Calorie Cranberry Juice Cocktail 5 x 1.2 mL NIST SRM 3286 Organic Acids Calibration Solution 5 x 2 mL NIST SRM 3287 Blueberry (Fruit) 5 pouches x 5 g each NIST SRM 3290 Dry Cat Food 5 pouches x 10 g each NIST SRM 3451 Low Temperature Seebeck Coefficient Standard bar NIST SRM 3530 Iodized Table Salt (Iodide) 1 bottle x 200 g NIST SRM 3532 Calcium-Containing Solid Oral Dosage Form 5 x 10 g NIST SRM 3600 Absolute Intensity Calibration Standard for Small-Angle X-ray Scattering coupon NIST SRM 3667 Creatinine in Frozen Human Urine 1 bottle x 10 mL NIST SRM 3668 Mercury, Perchlorate, and Iodide in Frozen Human Urine 10 vials x 1.5 mL NIST SRM 3669 Arsenic Species in Frozen Human Urine (Elevated Levels) 5 vials x 1.5 mL NIST SRM 3671 Nicotine Metabolites in Human Urine (Frozen) 3 vials x 10 mL NIST SRM 3672 Organic Contaminants in Smokers' Urine (Frozen) 5 vials x 10 mL NIST SRM 3673 Organic Contaminants in Non-Smokers' Urine (Frozen) 5 vials x 10 mL NIST SRM 3950 Vitamin B6 in Frozen Human Serum 2 vials x 1 mL NIST SRM 4222C Carbon-14 Radioactivity Standard for Liquid Scintillation Counting 5 mL NIST SRM 4226D Nickel-63 Radioactivity Standard 5 mL NIST SRM 4239 Strontium-90 Radioactivity Standard Solution 5 mL NIST SRM 4274 Holmium-166m Gamma-ray Emission Rate Standard 5 mL NIST SRM 4288B Technetium-99 Radioactivity Standard 5 mL NIST SRM 4320b Curium-244 Radioactivity Standard 5 mL NIST SRM 4326a Polonium-209 Radioactivity Standard 5 mL NIST SRM 4328C Thorium-229 Radioactivity Standard Solution 5 mL NIST SRM 4330C Plutonium-239 Radioactivity Standard 3 mL NIST SRM 4332E Americium-243 Radioactivity Standard 5 mL NIST SRM 4337 Lead-210 Radioactivity Standard 5 mL NIST SRM 4339b Radium-228 Radioactivity Solution 5 mL NIST SRM 4340B Plutonium-241 Radioactivity Standard 5 mL NIST SRM 4341a Neptunium-237 Radioactivity Standard 5 mL NIST SRM 4342A Thorium-230 Radioactivity Standard 5 mL NIST SRM 4350B River Sediment Environmental Radioactivity Standard 85 g NIST SRM 4351 Human Lung Environmental Radioactivity Standard 45 g NIST SRM 4352 Human Liver Environmental Radioactivity Standard 45 g NIST SRM 4353A Rocky Flats Soil Number 2 90 g NIST SRM 4354 Freshwater Lake Sediment Environmental Radioactivity Standard 25 g NIST SRM 4356 Ashed Bone (Radioactivity) 15 g NIST SRM 4357 Ocean Sediment Powder 85 g NIST SRM 4358 Ocean Shellfish Radionuclide Standard 150 g NIST SRM 4359 Seaweed Radionuclide Standard 300 g NIST SRM 4361C Hydrogen-3 Radioactivity Standard 500 mL NIST SRM 4915F Cobalt-60 Radioactivity Standard Solution 5 mL NIST SRM 4919I Strontium-90 Radioactivity Standard 5 mL NIST SRM 4926E Hydrogen-3 Radioactivity Standard 20 mL NIST SRM 4927g Hydrogen-3 Radioactivity Standard 5 mL NIST SRM 4929F Iron-55 Radioactivity Standard 5 mL NIST SRM 4943 Chlorine-36 Radioactivity Standard 3 mL NIST SRM 4949d Iodine-129 Radioactivity Standard 5 mL NIST SRM 4965a Radium-226 Radioactivity Standard 5 mL NIST SRM 4966A Radium-226 Radioactivity Standard 5 mL NIST SRM 4967A Radium-226 Radioactivity Standard Solution 5 mL NIST SRM 4969 Radium-226 Radioactivity Standard 5 mL NIST SRM 4990C Oxalic Acid 8 x 28 g NIST SRM 6002a Multi-Junction Thermal Converter - 600 ohms each NIST SRM 6002b Multi-Junction Thermal Converter - 1040 ohms each NIST SRM 6003a Portable Vacuum Standard each NIST SRM 6003b Portable Vacuum Standard 1 Pa to 700kPa (Commercial Mercury Manometer Replacement) each NIST SRM 8010 Sand for Sand Sieve Analysis 3 x 150 g NIST SRM 8011 Gold Nanoparticles, Nominal 10 nm Diameter 2 x 5 mL NIST SRM 8017 Polyvinylpyrrolidone Coated Silver Nanoparticles (Nominal Diameter 75 nm) 5 vials NIST SRM 8027 Silicon Nanoparticles (Nominal Diameter 2 nm) 5 x 1.0 mL NIST SRM 8091 Scanning Electron Microscope Sharpness Standard each NIST SRM 8095 Si1-xGex Films on Si 2 wafers, 1 each level NIST SRM 8096 CMOS MEMS 5-in-1 Test Chip 1 computer chip NIST SRM 8097 MEMS 5-in-1 Test Chip 1 computer chip NIST SRM 8281 Single-Wall Carbon Nanotubes (Dispersed, Three Length-Resolved Populations) 4 x 2.5 mL NIST SRM 8321 Peptide Mixture of Proteomics 3 vials x 50 uL NIST SRM 8391 Human DNA for Whole-Genome Variant Assessment (Son of Eastern European Ashkenazim Jewish Ancestry) 1 vial NIST SRM 8392 Human DNA for Whole-Genome Variant Assessment (Trio of Eastern European Ashkenazim Jewish Ancestry) 3 vials NIST SRM 8393 Human DNA for Whole-Genome Variant Assessment (Son of Chinese Ancestry) 1 vial NIST SRM 8394 Tissue Engineering Reference Scaffolds for Cell Culture 24 scaffolds NIST SRM 8398 Human DNA for Whole-Genome Variant Assessment (Daughter of Utah/European Ancestry) 1 vial NIST SRM 8420 Electrolytic Iron 0.64 D x 5.0 NIST SRM 8441a Wheat Hardness (kernel form) set (50) NIST SRM 8445 Spray-Dried Whole Egg for Allergen Detection 5 g NIST SRM 8446 Perfluorinated Carboxylic Acids and Perfluorooctane Sulfonamide in Methanol 4 x 1.2 mL NIST SRM 8447 Perfluorinated Sulfonic Acids in Methanol 3 x 1.2 mL NIST SRM 8455 Pyrite Ore Bioleaching Substrate 100 g NIST SRM 8491 Sugarcane Bagasse Whole Biomass Feedstock 50 g NIST SRM 8492 Eastern Cottonwood Whole Biomass Feedstock 50 g NIST SRM 8493 Monterey Pine Whole Biomass Feedstock 50 g NIST SRM 8494 Wheat Straw Whole Biomass Feedstock 50 g NIST SRM 8495 Northern Softwood 10 sheets NIST SRM 8496 Eucalyptus Hardwood 10 sheets NIST SRM 8505 Vanadium in Crude Oil 250 mL NIST SRM 8506a Moisture in Transformer Oil 5x9.5mL NIST SRM 8509 Moisture in Methanol set (5) NIST SRM 8510 Moisture in Methanol set (5) NIST SRM 8529 IAEA-S-3 (Sulfur Isotopes in Silver Sulfide) 1 bottle x 0.5g NIST SRM 8536 GISP-Water 20 mL NIST SRM 8537 SLAP-Water Light Stable Isotopic Standard 20 mL NIST SRM 8539 NBS22 Oil (Carbon and Hydrogen Isotopes in Oil) 1 mL NIST SRM 8540 IAEA-CH-7 (Carbon and Hydrogen Isotopes in Polyethylene Foil) 3.5 g NIST SRM 8541 USGS24 Graphite 0.8 g NIST SRM (Carbon Isotopes in Graphite) NIST SRM 8543 NBS 18 0.4 g NIST SRM (Carbon Isotopes in Carbonatite) NIST SRM 8546 NBS28 (Silicon and Oxygen Isotopes in Silica Sand) 0.4 g NIST SRM 8547 IAEA-N-1 0.4 g NIST SRM (Nitrogen Isotopes in Ammonium Sulfate) NIST SRM 8548 IAEA-N-2 (Nitrogen Isotopes in Ammonium Sulfate) 0.4 g NIST SRM 8550 USGS25 0.5 g NIST SRM (Nitrogen Isotopes in Ammonium Sulfate) NIST SRM 8551 USGS26 0.5 g NIST SRM (Nitrogen Isotopes in Ammonium Sulfate) NIST SRM 8552 NSVEC 300 umol NIST SRM (Nitrogen Isotopes in Gaseous Nitrogen) NIST SRM 8553 IAEA-S-4 (Soufre De Lacq) 0.5 g NIST SRM (Sulfur Isotopes in Elemental Sulfur) NIST SRM 8554 IAEA-S-1 (Sulfur Isotopes in Silver Sulfide) 0.5 g NIST SRM 8555 IAEA-S-2 (Sulfur Isotopes in Silver Sulfide) 0.5 g NIST SRM 8556 NBS123 1.5 g NIST SRM (Sulfur Isotopes in Sphalerite) NIST SRM 8557 NBS127 0.5 g NIST SRM (Sulfur and Oxygen Isotopes in Barium Sulfate) NIST SRM 8558 USGS32 Nitrogen and Oxygen Isotopes in Nitrate 0.9 g NIST SRM 8568 USGS34 Nitrogen and Oxygen Isotopes in Nitrate 0.9 g NIST SRM 8569 USGS35 Nitrogen and Oxygen Isotopes in Nitrate 0.9 g NIST SRM 8573 L-glutamic Acid USGS40(Light Carbon and Nitrogen Isotopes in L-glutamic Acid) 1 g NIST SRM 8574 L-glutamic Acid USGS41 (Heavy Carbon and Nitrogen Isotopes in L-glutamic Acid) 0.5 g NIST SRM 8599 Henderson Molybdenite 10 g NIST SRM 8610 Mercury Isotopes in UM-Almaden Mono-Elemental Secondary Standard 4 x 5 mL NIST SRM 8631a Medium Test Dust (MTD) 20 g NIST SRM 8632 Ultra Fine Test Dust (UFTD) 20 g NIST SRM 8642a FDA Saxitoxin Dihydrochloride Solution 5 ampoules x 1.2 mL NIST SRM 8671 NISTmAb, Humanized IgG1κ Monoclonal Antibody 1 vial x 800 uL NIST SRM 8680 Paint on Fiberboard, Nominal 1 to 2 mg/cm2 Lead each NIST SRM 8785 Air Particulate Matter on Filter Media 3 filters NIST SRM 8786 Filter Blank for RM 8785 filter NIST SRM 8820 Scanning Electron Microscope Scale Calibration Artifact each NIST SRM 8850 Zeolite Y 35-40 g NIST SRM 8851 Zeolite A 35-40 g NIST SRM 8852 Ammonium ZSM-5 Zeolite 35-40 g NIST SRM 8983 Silicon Nitride 4.5 g NIST SRM 8988 Titanium Dioxide Powder - Particle Size Distribution 6 g NIST SRM C2415a Battery Lead (UNS 52770) disk NIST SRM C1252a Phosphorus Deoxidized Copper - Cu IX block NIST SRM C1114 Gilding Metal C (block) disk NIST SRM C1115 Commercial Bronze A (block) disk NIST SRM C1117 Commercial Bronze C (block) disk NIST SRM C1137a White Cast Iron disk NIST SRM C1145a White Cast Iron disk NIST SRM C1151a Stainless Steel 23Cr-7Ni disk NIST SRM C1152a Stainless Steel 18Cr-11Ni disk NIST SRM C1153a Stainless Steel 17Cr-9Ni disk NIST SRM C1154a Stainless Steel 19Cr-13Ni disk NIST SRM C1173 Cast Steel 3 disk NIST SRM C1248 Nickel-Copper Alloy disk NIST SRM C1251a Phosphorus Deoxidized Copper - Cu VIII block NIST SRM C1253a Phosphorus Deoxidized Copper - Cu X block NIST SRM C1285 LA Steel (A242) (mod.) disk NIST SRM C1290 High-Alloy White Cast Iron (HC-250+V) disk NIST SRM C1291 High-Alloy White Cast Iron (Ni-Hard, Type I) disk NIST SRM C1292 High-Alloy White Cast Iron I (Ni-Hard, Type IV) disk NIST SRM C1296 Stainless Steel disk NIST SRM C2400 Fe-Cr-Ni Alloy UNS J92180 (disk form) disk NIST SRM C2402 Hastelloy7C disk NIST SRM C2416 Bullet Lead disk NIST SRM C2417 Lead-Base Alloy disk NIST SRM C2418 High-Purity Lead disk NIST SRM C2424 Ductile Iron C disk - 主要用途
- 美国国家标准局标准品（NIST）——NIST Standard Reference Materials® (简称SRMs ®)是美国国家标准局（NIST）制定的“标准参照样品（SRM）”，共有1100多种，每种标样都有美国国家标准局的详细分析报告和用途说明，这些物品经认证后被作为特定的量度或成分含量，成为校正标准用于测量设备和制作程序、工业生产的品质控制标准，以及实验对比样本。
