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
b-Endosulfan
Base Neutrals Extractables Mixture - 625 1000ug/ml in Benzene:MeCl2:Acetonitrile (4:4:2)
MGK 326 (TM) Solution 1000ug/ml in Methanol
吡氟甲禾灵 BePure-23209
Esculin (无证书)
Nicotinic-d4 Acid
EPA 502.2 挥发性有机物混标(60组分)
1-Hydroxyethylidene-1,1-diphosphonic acid
GPC标样-羟乙基纤维素(Mw 36000) 标准品
POE (2) stearyl alcohol ether