shengweilong

Ammonium sulphate powder 20.5%N Nitrogen Content % > 20.5 Moisture %<1.5 Free acidity(H2SO4) %<0.2 Ammonium sulphate powder 20.5%N Nitrogen Content % ≥20.5Moisture %≤1.5Free acidity(H2SO4) %≤0.2Fe content %≤0.01Arsenic content % ≤0.00005Heavy metal % ≤0.01Water-insoluble content %≤0.02Packing: 50kg 1000kg 1100kg pp bag with film inside or according to the buyer's requestUse: It's mainly used as ...