|
Quality standard: |
GB535-83 |
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Molecular formula: |
(NH4)2SO4 |
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Relative molecular weight: |
132.13 |
|
Property: |
White or off-white granule, easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia, Easily deliquescent in the air. |
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Use: |
Used as materials for producing hydrogen peroxide, ammonia alum and ammonium chloride in chemical industry; flux in jointing industry; fireproof agent in textile industry; additive of plating bath in plating industry; nitrogenous in agricultural industry. Applicable to common soil and crops. Food-grade products are used as dough regulators and yeast nutrition. |
Specification:
|
Index Name |
Index value |
| Nitrogen(N) content(based on dry basis) |
21.0 |
| Water content(H2O) |
0.2 |
| Free acid(H2SO4) |
0.05 |
| Iron(Fe) |
0.007 |
| Arsenic(As) |
0.00005 |
| Heavy metal(based on Pb) |
0.005 |
| Insoluble substance in water |
0.05 |
Packaging:woven bag lined with plastic, NW:25kg,50kg,1000kg.
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