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
气相色谱柱,TG-17MS 30m x 0.53mm x 0.25μm
FOLDED FILTER PAPERS,(5) DENSE, SLOW, FILTER DIAM. 240 MM PACK OF 100 PCS
4-丁基苯乙炔
Vacuum filtration apparatus acc. to Swiegot, with fritted disc P0, with filter flask 1000 ml, seal elements and plastic hose con. funnel, cap. 300 ml, filter disc dia. 47 mm
1,2,3-三氮唑