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
丙酮中甲基对硫磷溶液标准物质
1-Bromo-2,4,5-trichlorobenzene
Anthrone
Flazasulfuron
水中甲磺酸达氟沙星溶液标准物质
Unleaded Gasoline Standard - 50% Weathered Solution 5000ug/ml in Methanol
N.N-Diethylacetoacetamide (无证书)
紫杉醇 对照品
MELAMINE RELATED ANALOGS STANDARDS KIT
Nickel (Isotopic)