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Biomol 异去甲槟榔次碱 标准品(有纯度,无证书)
Heptachlor Solution 100ug/ml in Methanol
Cadmium - 4% HNO3(有证书)
Trimethylamine-a.a'.a''-tricarboxylic acid (无证书)
Difenoxuron
卡洛芬-D3 BePure-20990
N-Nitroso-N-methylurea
14种农药混标 BePure-30798MC-Nissin
4-Chlorobiphenyl
9-Acetyl-6-chloro-2-(2-chloro-1-oxopropyl)-9H-carbazole