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
异丙醇镱(III)
杀螟丹标准溶液
DURAN? GL 45 Laboratory glass bottle protect, plastic coated (PU), with screw cap and pouring ring (PP), 750 ml
Filter for venting valve, 1μm, PTFE Membrane
GL COL 2-3738 P/W 5% OV-17 ON CHROMOSORB G NAW-DMCS 60/80
5-羟基-4-辛酮
三溴甲烷,分析标准品
原子吸收分光光度计检定用标准物质(Cu)
连接件
MRS 2219