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
容量法水分仪无忧包-4(20ml加液单元)
GASKETS, WITH VULCANIZED-ON PTFE-LINERS, GL 70, SEAL: 68 X 46 MM, FOR TUBES: 45,0 - 47,0 MM
四硼酸钠(硼砂)
(德国KNF) 隔膜真空泵及压缩机
met-DIRUX-OTf
CRYSTALLIZING DISHES,SPOUT, MADE OF QUARTZ-SILICA, 60 ML, D.60MM, H. 35 MM
胺甲基化树脂H(1%DVB),38 - 75um(200 - 400目)
GLASS MICROFIBER FILTERS, 2.7 μM RETENTION RATE
2,2,6,6-四甲基哌啶-1-氧自由基