硫酸铵
包装：50kg/bag,or as per customer's requirements元/吨
产地：
更新日期：2014/12/29
(1) Ammonium sulphate 21 %caprolactam grade
Molecular Formula :( NH4)2SO4, Molecular Weight: 132.13,
Appearance: white crystals, N: 21% min;
Free acid as H2SO4:0.03% max, Moisture: 0.3%...