Ammonium Sulphate (AS) Capro Grade

Component Range Typical N content(dry base) % 21.0 min 21.04 Water (H2O) % 0.2 max 0.16 Free acid(H2SO4)content % 0.03 min  0.02 Ferric(Fe) 0.007% max 0.002% max Heavy metal (Pb) 0.005%max 0.003% As 0.007% max 0.002% Insoluble 0.01%max 0.01% Appearance white crystalline powder Confirm