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 3%有机皂土:2.5%DNP on Chromosorb WHP=35/65
填充柱Porapak S 80/100
填充柱 Chromosorb 101 60/80
2%SE-54 on chromosorb WHP 68-80mesh 3m*2mm idsus
填充柱Porapak R 80-100
15% DEGS on Chromosorb PAW 80/100
填充柱 5%DEGS on Chromosorb WAW 60/80
1%司班-80 on Carbapack B 60/80
1% DEGS on Chromosorb WAW DMCS 80/100
402有机担体(40-60目)