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
Procymidone Solution in Acetonitrile
伐草克 标准品
诺氟沙星-D5同位素标准品
Terpene Mix A, 1000 ?g/mL in Isopropanol
Purgeables Internal Std Mixture-8240/CLP 1000ug/ml in Methanol
Quaterrylene
Benzeneazo-1-naphthylamine (无证书)
杀虫双(Thiosultap-sodium) 标准品
2,3,3'-Trichlorobiphenyl
80210, 2,2',3,4,4',5'-Hexachlorobiphenyl (IUPAC No. 138) (purity) 标准品