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
FILTER DISC WITH HOLE, POR. 2, D. 23 MM, HOLE D. 9 MM, DURAN
MICRO SLIDES, HALF-WHITE-GLASS, 76X26 MM, FULLY GROUND EDGES, FROSTED ENDS, THICKNESS 0,8 - 1 MM
氘代甲醇-d4
万通配件
标样-总硬度
4-Nitrophenyl-α-D-galactopyranoside,> 98%
钾(K)标准溶液
3-硝基苯胺, 98%
p,p’-DDE农药溶液分析标准物质
苯丙二酸