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
甲醇中荧蒽溶液标准物质
甲醇中乙苯-标液
Pesticide-Mix 95,1000ng/ul 标准品
丙苯磺隆 标准品
2,3,3’,4,4’,5,5’-七氯联苯
4-[(1R)-1-(Acetylamino)ethyl]benzoic Acid
2,2'-Binaphthyl-d14
2.4.5-Tribromobiphenyl Solution 100ug/ml in Hexane (无证书)
5-(2-Aminoethyl)dithio-2-nitrobenzoic Acid
Cyanophos Solution 100ug/ml in Acetonitrile