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
四叔丁基酞菁亚铁(Ⅱ)
Colourless tips 1000-5000μl, PP rack 10x50 Case = 500 pcs.
耐用型漏斗,低密度或高密度聚乙烯,漏斗顶部内径10英寸
FLAT-HEAD STOPPER,AMBER,
Meker burner, ?20x155mm, with grid, air regulator and stopcock, for natural gas made of nickel plated brass
填充柱 2%OV-17+1.5%QF-1 on Chromosorb WAW DMCS 80/100
气相填充柱
POLARIS C18-ETHER 柱
3-二均三甲苯基硼基-2,2'-并噻吩
刷子,直径45 MM