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总酸值标准:0.5mg /gKOH
2-Dimethylaminoethyl chloride hydrochloride (无证书)
3-Amino-3-deoxy-1,2:5,6-di-O-isopropylidene-α-D-glucofuranose
2,2'4,4',6,6'-Hexabromobiphenyl
PUNYW24936597 Azelnidipine Impurity 2
2,2‘,3,4‘,5‘,6-六氯联苯 标准品
Di-n-butyl phthalate Solution 100ug/ml in Hexane
1-(2,4-Dichlorophenyl)-2-(1H-1,2,4-triazole-1-yl)-ethanone
玉米赤霉烯酮标准品
ANISIC ACID, 4-(RG) 标准品