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26种有机氯农药混标 BePure-30708LH
PUNYW26017590 Cefbuperazone Impurity 1
乙草胺-D11(HJ1053) BePure-20065XB
(办证) Para Red D6 (naphthyl D6),certified 标准品
Pentabromophenol
Genipin 标准品
鸦胆子
纹枯胺 (氟酰胺)
Tributoxyethyl phosphate (无证书)
3,5-Dinitroaniline Solution 1000ug/ml in Acetonitrile