(NH4)2SO4 Type: Total amino acid: aa40% Total organic matter: aa50% Ammonium Sulphate: aa55% (NH4)2Cl Type: SpecificationAppearance: Light yellow powderSize: 20-40 ... mesh: 85%, 40-80 mesh: 13%, Above 80 mesh: 2%(NH4)2SO4 Type:Total amino acid: ≥40%Total organic matter: ≥50%Ammonium ... Sulphate: ≤55%(NH4)2Cl Type:Total amino acid: 42%-48%Total organic matter ...