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
PK50 ISO-DISC PTFE-25-4, 25MM X 0.45UM
铝箔0.01*100mm
Hibar 125-4,6,LiChrosorb NH2 5μm定制柱
5种阴离子混标,SO4/Cl/F/NO2(as N)/NO3(as N),溶于 H2O
2-Nonylbenzimidazole
Thin Wall Sleeves - Medium Length B Type
TEFLON TUBING, I.D. 8 MM WALL THICKNESS 1 MM.
Trithiocyanuric Acid
低温保存冰箱,450L
镧(La)标准溶液