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| ITEM | Unit | INDEX | TEST RESULT |
| Apparence | % | White granular or crystal |
|
1 | N content % ≥ | % | 20.5 | ≥20.5 |
2 | Moisture (H2O)% ≤ | % | 1.0 | ≤1.0 |
3 | Free Acid (H2SO4) %≤ | % | 0.4 | ≤0.4 |
4. | Total Sulfur%≥ | % | 24 | ≥ 24.0 |
5 | As | mg/kg | <1 | <1 |
6 | Cd | mg/kg | <1 | <1 |
7 | Pb | mg/kg | <1 | <1 |
8 | Hg | mg/kg | <0.1 | <0.1 |
9 | Se | mg/kg | <1 | <1 |
Alias: ammonium sulfate, ammonium sulphate, sulfuric acid, diammonium salt, diammonium sulfate.
Properties: White or off-white granule, easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia, Easily deliquescent in the air.
Usage: Nitrogenous in agricultural industry, the raw material of chemistry industry; textiles; Pharmaceutical industry and leather industry etc.
Packing: 50 kgs net in PP bag with inner of polyethylene bag or bulk
Storage: Kept in dry and ventilating place, avoid moisture, water, rain and fire. Avoid shipment with acid, alkali class, edible orange mix of chemicals. Common transportation tools
