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
对苯二酚一硫酸钾, ≥97.0%
(易制爆)SILVER NITRATE EXTRA PURE, DAB, PH. EUR. , B. P., PH. FRANC., U. S. P.
十一烷二腈, ≥95.0%
Cyanocobalamin, 96% 25GR
Silver pieces, crystalline, -10 mesh, Premion, 99.999% (metals basis)
二氰胺钠, ≥98.0%
七叶皂甙,95%
N-甲基甲酰胺,99.0%(GC)
2-甲氧基乙醇, ≥99.0%
肉豆蔻酸甲酯 ≥99% (GC)