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
10%peg-20m on chromosorb whp 80/100mesh 2m sus3mm
1.5% QF-1 on Chromosorb WAW DMCS 80/100
填充柱 3% OV-275 on Chromosorb WAW DMCS 100/120
填充柱 Hayesep Q 80/100
填充柱15%DC-550 on Chromosorb PAW 80/100
填充柱 5%Carbowax-20M on Carbopack B 60%80
填充柱 Activated Alumina 60/80
填充柱Porapak T 80-100
PORAPAK Q 60-80 MESH 1/8*10M SUS
填充柱 Hayesep N 80/100