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LC-MS级乙腈
- 品牌：德国CNW
- 货号： CAEQ-4-000308-4000-1ml
- CAS编号：
- 产地：德国
- 供应商报价： 面议
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更新时间：2024-02-26 15:46:19 -
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- 详细介绍
- 4.000308AcetonitrileUPLC/LC-MS CH3CN M.=41.05CAS No. 75-05-8UN 1648Minimum assay (GC) 99.9%Density at 20/4 0.779 ~ 0.783MAXIMUM LIMIT OF IMPURITIESWater (H2O) 0.01%Residue on evaporating 1mg/LColour 10 HazenFree acid (as CH3COOH) 0.001%Gradient grade at 210 nm 1.0 mAuGradient grade at 254 nm 0.5 mAuUltraviolet absorbance (Transmittance)Transmittance at 191 nm ≥ 25%Transmittance at 195 nm ≥ 85%Transmittance at 200 nm ≥ 96%Transmittance at 215 nm ≥ 98%Transmittance from 230 nm ≥ 99%Metal impurities (ppb)Al 25 Cu 5 Ni 5 Ba 5 Fe 5 K 25 Cd 5 Pb 5 Ag 5 Ca 25 Mg 25Na 50 Cr 5 Mn 5 Sn 5 Co 5 Li 5 Zn 5Suitability for UPLC/LC-MS analysis Conforms
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