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(4-Methyl-1-naphthalenyl)-(1-pentyl-1H-indol-3-yl)methanone-d11
脱异丙基阿特拉津
敌百虫
5种混标 Bepure-31139YA
First Standard® 甲醇中三种β-受体激素内标溶液,100μg/mL
嗪草酮 BePure-24155
Dicyclohexyl phthalate
壬基苯酚二乙氧醚(NP2EO)-d8
1.1.2-Trichloroethane (13C2)
氟西泮杂质溶液,100ppm