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草毒死(二丙烯草胺)
丁酮威砜
杀螟丹纯度标准物质
Velpar Solution 100ug/ml in Acetonitrile
6α-Methyl Prednisolone,
砜嘧磺隆
Erucamide (无证书)
硝酸益康唑
Method 615 Methyl Derivatives of Chlorinated Herbicides 标准品
5α-Cholanic Acid-3β-ol-23,23-d2 标准品