Ammonium sulphate powder in agriculture 1 Ammonium Sulphate 21% fertilizer 2 Nitrogen:21% 3 White powder 4 industrial grade, ... 0005%Heavy metals(Pb)≤0.0005%Moisture≤0.10%6.Usage: Mainly use in fertilizer, its advantage is less absorb moisture comparedto ... agent of leather,Beer making,Chemical agentStorage battery making, making compound fertilizer7.Packing: 25kg or 50kg pp bags ,pallet available, ...