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 15m x 0.53mm x 0.50μm
4-溴苯异氰酸酯
NIRS Diff. Refl., Gold 4 mm path length
CLAMPS ACC. TO HOFFMANN, EXCEPTIONALLY STRONG, MADE OF BRASS NICKEL PLATED,WITH HINGED BOTTOM BA
65mm填料斗
STAINING RACK FOR SLIDES
L-(-)-苯丙氨醇
糙米粉中Cd、As成分分析标准物质
氨水, 50% v/v aq. soln.
Dimethenamid,10ng/ul 标准品