4.120047Azomethine H GR for analysisReagent for the determination of boronC17H12NNaO8S2 M.=445.39CAS No. 5941-07-1Guarantee analysisAssay (Neutralization titration) ≥ 97.0% (calcd.on anh.substance) Water ≤ 5.0% Suitability for photometric (determination of boron) conforms参考文献:甲亚胺_H分光光度法测定化妆品中硼酸和硼酸盐_董增华甲亚胺_H分光光度法测定水中硼_王婕