如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
4-溴-2-氯苯胺
大黄素甲醚 标准品
手动 压盖器用于11MM 密封垫
牛皮纸
VALCO 样品定量环 2UL FOR C6W VALVES
4ml 透明样品瓶组合套装(含PTFE/Silicone密封垫)
p-(Trifluoromethoxy)phenol
LABORATORY BOTTLE WITH ISO-THREAD,DURAN
FILTER DISCS, WITH GLASS RIM, PLATE DIA. 24 MM, POR.2
Filter top part for pressure equalization