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PUNYW25940224 Trifluoperazine DiHCl
4-Bromophenyl phenyl ether 标准品
2-溴-2-硝基-1,3-丙二醇
Etoposide Resolution Mixture
(±)-Nicotine-d7 (N-methyl-d3; pyridine-d4) 标准品
特布他林-d9
正己烷中辛硫磷[14816-18-3]
甲氧滴滴涕(甲氧氯) BePure-24001
Fenthion-ethyl,certified 标准品
California PVOC (Revised) Mixture (repkg) 1000ug/ml in Methanol