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
GAS WASHING BOTTLES, DRECHSEL, WITH SINTERED DISC, COMPL. 100 ML, P 2
HYPERSIL SILICA 5UM 300X4MM COLUMN
(易制毒三类)硫酸 96%
甲醇中7种挥发性有机物-VOCs混标(适用:DB44/815-2010印刷行业挥发性有机化合物排放标
反,反-2,4-壬二烯醛
钌配合物N3染料
梨形磨口烧瓶
SINGLE WAY CAPILLARY STOPCOCKS, COMPLETE WITH SBW-KEY, BORE 2,5 MM, NS 14,5, DURAN
5-甲基硫代噻吩-2-甲醛
2 in 1 套装, 1.5ml ND9 11 24 1238, 1000个/包装