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Allyl chloride Solution 100ug/ml in Methanol
Nickel at 1ug/ml in NaCN(有证书)
3-Chlorophenylhydrazine hydrochloride (无证书)
10组分有机磷混标-符合GB/T14552(*组分Bromophos-methyl/ Isocarbophos/ Phenthoate/ Methidathion为200pp
特草灵 BePure-25789XA
螃蟹 镉、汞、砷
1.3-二氯丙烯
Perfluorooctane sulfonamide
盐酸四环素 广电计量
PUNYW25335276 Dicycloverine Impurity 2