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sigma试剂Sulfameter,磺胺对甲氧嘧啶,46834 - VETRANAL™, analytical standard
sigma试剂 Sulfachloropyridazine,磺胺氯哒嗪,S9882
sigma试剂 Para Red,对位红,100994 - Dye content 95 %
sigma试剂 Ethylene glycol butyl ether,乙二醇丁醚,53071 - analytical standard
sigma试剂1,1,1-三氯乙烷 , 1,1,1-Trichloroethane , 02669 - analytical standard
sigma试剂 (R)-(+)-柠檬烯 ,(R)-(+)-Limonene, 62118 - analytical standard, for terpene analysis