Ammonium sulfate

Property: white or off-white granule,soluble in water

Property: acetone and ammonia. Release of ammonia when mixed with alkali and easy deliquescence.Use:Chemical industry as hydrogen peroxide, ammonium alum and ammonium chloride production as raw materials, welding industry as a welding flux, the textile industry as a fire retardant fabric. Plating bath additives for the electroplating industry.Packing:lined with plastic bag and exterior is woven bag,net weight of each bag:25kg,50kg,1000kg.Quality standard:

Item	Industrial grade
Nitrogen (N) content (dry basis) % ≥	21.0
Moisture(H2O) % ≥	0.5
Free acid(H2SO4) % ≥	0.08
Iron(Fe) % ≥	0.007
Arsenic(As) % ≥	0.00005
Heavy metal(Pb) % ≥	0.005
Water insoluble % ≥	0.05

Item	Agricultural products
	Agricultural dry grade	agricultural wet grade
Nitrogen (N) content (dry basis) % ≥	21.0	20.8
Water content(H2O) %                  ≤	0.5	1.0
Free acid(H2SO4) %              ≤	0.08	0.20

Ammonium sulfate