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PBB 18 标准品
SAMPLE VIALS, THREADED, BORO., CLEAR, 2 ML, 36 X 12 MM, N-8
4-羟基香豆素
2'-甲基联苯-3-羧酸
Deep tray, PVC, white, 350 x 300 x 85 mm
醋酸纤维素针式滤器
JACKETED DOUBLE COIL CONDENSERS, CONE AND SOCKET ST 29/32, 2x GL 14, JACKET LENGTH 250 MM, PACK = 2 PCS
γ-甲氧基丙胺
2-丙基吡啶
ASCENTIS PHENYL 5UM 15CM X 2.1MM HPLC &