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
PORAPAK N 50/80,填料
REACTION VESSEL, 50000 ML, DN 200, FLAT BOTTOM, WITH GRADUATION, FLAT FLANGE, FLANGE WITH GROOVE, CYLINDRICAL, ? 315 MM, HEIGHT 810 MM, BOROSILICATE GLASS
α-Phenyl-2-pyridineacetonitrile
BETABASIC 4 5UM 100X1MM COLUMN
Schott取样瓶 100ml
隔垫固定螺帽
液体比重计,带温度计(0-35℃),测量范围1.100-1.200g/cm3
Valco Heated En隔垫 HVEA-220
3-溴-2-硝基吡啶
反应池,117个/包