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
79598, Quartz (2.50 m2/g) (nitrogen BET specific surface area) 标准品
69218, Saxitoxin in acetic acid (determination in mussel) 标准品
9-Ethyl-3-nitrocarbazole
Potassium oleate (无证书)
Hydroxyethyl cellulose (无证书)
柠檬醛
宁南霉素
Ampicillin Trihydrate
螺甲螨酯代谢物M01 BePure-25591
39种混标