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
1,6-Dinitropyrene
羧甲司坦
4,4'-DDE
First Standard® 莫能菌素钠盐
Di-n-nonyl Phthalate-3,4,5,6-d4 标准品
EPA 8270 B/N Surrogate Mix 1000 ?g/mL in Dichloromethane
Phenylmethanesulfonate (无证书)
苯戊酮,丁基苯酮
Rubidium Carbonate (Rb2CO3) 99.9%(有证书)
Phthalic acid, bis-isohexyl ester (mixture of isomers)