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
Dropping bottle, PE LD, GL 32, screw caps with dropping inserts, PE-HD, tall shoulder, 1000 ml
5-硝基吲哚
生活饮用水中镉质控样
GAS MIX BUTANES BUTENES BUTYNES,1X4L
水中甲醛溶液标准物质
STOPCOCKS, THREE WAY, ST-PTFE-PLUG, SCREW-THREAD RET. NUT, BENT TUBE SA. B: 4 MM, ST 21,5 / 10X11
60/80目 分子筛 13X 气相填充柱
Whatman 硝酸纤维素膜
Varian 进口管路组件F/ 5 10
V-P半固体琼脂