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
涤纶棉织物中总铅、总镉成分分析标准物质
Glass-clear PVC-tubing, inside?: 19mm, outside?: 27mm, wall thickness: 4.0mm, roll with 50 m
3-环戊基丙酸
无水氯化锰 98%
MTO-RHEODYNE SWITCHING VALVE, LARGE BORE (#7000L)
Hibar 150-4,6,Nucleosil 100 C18 10μm定制柱
层析柱
20MM 磁 COMBI 密封垫
CONICAL STOPPER 1 HOSE - 65x53 mm, h 70 mm
PK50 ISO-DSIC PVDF-25-4, 25MM X 0.45UM