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
填充柱 5%DEGS+1%H3PO4 on Chromosorb WAW DMCS 60/80
填充柱空柱
8% SE-30 on Chromosorb WHP 80/100
填充柱 5%PEG-20M on Chromosorb WHP 80/100
3% QF-1 on Chromosorb WAW DMCS 80/100
填充柱5% SE-30 on Porapak QS 80/100
15%山梨醇 on Chromosorb WHP 80/100
填充柱GDX 401 80-100
25% PEG-1500 ON SHIMALITE BT 60/80
10%peg-20m onchromosorb whp 60-80mesh 3mm*2mm sus