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维生素D2纯度标准物质
Varian 镉(Cd)空心阴极灯,uncoded
DROPPING BOTTLE, 100 ML, TK, WITH GROOVED FLAT STOPPER, CLEAR GLASS, PACK = 10 PCS, CARTON = 70
样品瓶 1.1ML 尖头
芸苔素内酯(油菜素内酯), >90%
聚(4-苯乙烯磺酸-共聚-马来酸)钠盐
NOT LONGER AVAILABLE !
2-硝基间苯二酚
STIRRES FOR BALLONS PTFE, 64 mm
Tianeptine