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Heptachlor epoxide (Isomer B)
代森福美锌 标准品
促长抑唑、吲熟酯 标准品
双氯磺草胺
Limonin 标准品
2,3,6-三氯甲苯
ASTM Method D5769 Aromatics in Finished Gasoline Calibration Std #5 with IS
First Standard® 正己烷中异狄氏剂醛溶液,100μg/mL
?-Ecdysone 标准品
2,2',3,3',4,5,6-Heptachlorobiphenyl Solution 100ug/ml in Hexane (无证书)