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
DISCONNECTOR PE, ? 14-15-16 mm (Nominal)
甲基溴化胺
BETASIL C8 5UM 250X1MM COLUMN
三氯化铁(Ⅲ)六水合物
COLLECTING FLASKS, ACC. TO SCHLENCK, ROUND BOTTOM, VALVE STOPCOCK, WITH PTFE-NEEDLE VALVE AS LATER
对溴甲苯
4-乙炔基苯胺