N-甲基吡咯烷酮, 1-Methyl-2-pyrrolidinone

4-二苯胺基苯甲醛, 4-Diphenylaminobenzaldehyde

钾标准溶液, Potassium standard solution 1000ppm 100ML

分子筛, Molecular sieves 3A

联苯-4-羧酸, 4-Biphenylcarboxylic acid

Calcium carbonate

磷酸正丁酯, N-BUTYL PHOSPHATE PURIFD 4L

六水氯化镁, Magnesium chloride hexahydrate

氯化钠,1KG, SODIUM CHLORIDE CERT ACS 1KG

2,3-二羟基苯甲醛, 2,3-Dihydroxybenzaldehyde