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Homohopane Kit; includes 2617,1339,1338,2255.31-10UG,2616,2618 (6 samples, 8 compounds)
4,4'-滴滴滴
4,5-Dihydrobenzo[a]pyrene
七氯200UG/ML溶于异辛烷 标准品
CHASTE TREE FRUIT VBRM 标准品
灭蝇胺-同位素D4 RMCC96054-10mg
恶唑禾草灵(游离酸) 标准品
Surrogate Standard - Mix 1 标准品
A0303157 人心杆菌 CAS号5490-27-7
Chlorophenols surrogate mix, 100μg/ml in acetone