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Di(2-ethylhexyl) phthalate-d4
2-n-Hexylthiophene
雷帕霉素
一氯三丁基锡
异艾氏剂
桂皮酸/肉桂酸 对照品
丙酮中甲基嘧啶磷(办证)
Monothiono TEPP Solution 100ug/ml in Acetonitrile
ICP Multielement Standards - Spiking Sol. for Water and Soil Samples (in 5% HNO3(有证书)
Octylene oxide (无证书)