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氟乐灵农药纯度标准物质
(4S,6R)-6-(Acetoxymethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester
表睾酮 BePure-21276XM
Dimethenamid Solution 100ug/ml in Toluene
N-2-Hydroxyethylpiperazine-N′-ethanesulfonic Acid-d18 标准品
First Standard® 虫酰肼
a-Naphthylthiourea Solution 100ug/ml in Toluene
联苯菊酯纯度标准物质-氟氯菊酯
咪唑菌酮 BePure-22765YB
鸡蛋 苏丹红2 BQC1380125625B