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
4-差向四环素盐酸盐
SUCTION TUBE WITH SIDE HOSE CONN. LENGTH 160 MM, GL 18, SCREW CAP WITH HOLE, GASKET W. PTFE-WASHER
SUPELPRO 2 CHANNEL SELECTOR W/BYPASS,
糙米粉中As、Cd成分分析标准物质
Pallflex® 空气监测滤膜,Emfab™,TX40HI20WW, 47 mm
DURAN? super duty beaker, low form, with spout, 600 ml
HPLC级乙腈,Fisher
PUNYW7333538 Pramipexole Impurity 28 (Benzo[d]thiazol-2-Amine)
18MM 磁 螺口 闭合 W/
锗(Ge)AAS标准溶液,1000mg/L溶于1% HNO3