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甜菜碱盐酸盐
大肠杆菌显色培养基9cm(2-8℃)
SUCTION FILTER FUNNELS,ACC.TO BüCHNER, MADE OF PORCELAIN, GLAZED, FILTER DISC.D. 18 MM,
WITIPS, SUITABLE FOR WITOPETTE AND MULTIPETTE, VOLUME RANGE 0,05 ML, 1 PACK = 100 PCS.
ERLENMEYER-FLASKS, PP, WIDE MOUTH, TRANSPARENT, WITH ST-STOPPER 29/32, 1000 ML
塑料大口瓶(PP)
D-苯丙氨酸叔丁酯盐酸盐
地美硝唑纯度标准物质
p-Bromobenzyl Chloride
软管夹 大型(C) 螺栓式