China Ammonium Sulphate (NH4) 2so4, Find details about China Fertilizer, Ammonium Sulphate from Ammonium Sulphate (NH4) 2so4
Item | Superior product | First grade | Qualified product |
N | 21%min | 21%min | 20.5min |
H2O | 0.2%max | 0.3%max | 1.0%max |
H2SO4 | 0.003%max | 0.05%max | 0.20%max |
FE | 0.007%max | ||
AS | 0.00005max | ||
PB | 0.005%max |