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
STIRRES FOR BALLONS PTFE, 105 mm
2,4-二溴苯甲醚
工具套装 54-Piece Tool Kit
TEFLON PISTON W.BAY 5 *
PMAxx? dye
甲基氢醌
Chromosorb 103 60/80mesh
SS column,6FT*1/8*2.1MM ID, 5% SP1200+5%BENTONE 34 ON CARBO
SINGLE WAY STOPCOCKS, TAPER 1:5, WITH PTFE, BORE 8 MM, NS 28, DURAN
2-氰基-4-硝基苯胺