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, -20°C
1-碘丙烷,98%
2-氯-3,5-二硝基吡啶, ≥98.0%
(易制爆)高氯酸, ACS, 70%, 再蒸馏
甜菜碱,99%
2-Bromopyridine, 99% 25ML
变胺蓝B硫酸盐(=4-氨基-4'-甲氧基二苯胺硫酸盐)[用于铁-滴定]
Magnesium Cell Test Method: photometric 5.0 - 75.0 mg/l Mg Spectroquant
Methyl 1H-indole-3-carboxylate, 97%
Fortified Stock Solution- [HNO3]
2-氯硝基苯,99.0%(GC)