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Property: white or off-white granule,soluble in water,solution isacidic,Insoluble in alcohol, acetone and ammonia. Release of a
Chemical name: Ammonium sulfate
Specification:GB535-83
Molecular formula:(NH4)2SO4
Relative molecular weight:132.13
Property: white or off-white granule,soluble in water,solution isacidic,Insoluble in alcohol, acetone and ammonia. Release ofammonia when mixed with alkali and easy deliquescence.
Use:Chemical industry as hydrogen peroxide, ammonium alum andammonium chloride production as raw materials, welding industry asa 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 weightof 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
Ammonium sulfate
