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Products > Potassium Sulphate
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Potassium Sulphate
Potassium Sulphate
| Formula | K2SO4 |
| Molecular weight | 174.25 |
| CAS | 7778-80-5 |
| Properties | White crystalline powder, insoluble in alcohol, acetone and carbon dioxide. |
| Uses | Agriculture mainly used in fertilizer. Mainly used as smoke suppressor for bomb in military industry. It is a chemical fertilizer applied in agriculture and a constituent of potassium salt,also used as a intermediate in dyeing, a clarifying agent in glass industry, a release inhibitor in medicine, an accessory ingredient in aromatics industry and all-purpose additives in food industry, also used in biochemical inspection of serum protein. |
| Packing | In 25/50/500/1000kg PP/PE bag or on customer request. |
| Storage | Store in ventilated and dry warehouse, sealed package keep away from moisture. Prevent the material from rain. |
Specification: Industry Grade
| Inspection Items | Unit | Electrical Grade | First Grade |
| Purity | % ≥ | 99.0 | 98.5 |
| Chloride | % ≤ | 0.002 | 0.05 |
| Iron | % ≤ | 0.001 | 0.02 |
| Heavy Metals | % ≤ | 0.002 | 0.002 |
| Water-Insolubles | % ≤ | 0.5 | 0.5 |
Specification: Agriculture Grade
| Inspection Items | Unit | Crystal powder | Granular | |||
| High-class | First-class | Qualified | High-class | First-class | ||
| K2O | % ≥ | 50.0 | 50.0 | 45.0 | 50.0 | 50.0 |
| Chloride | % ≤ | 1.0 | 1.5 | 2.0 | 1.0 | 1.5 |
| Moisture | % ≤ | 0.5 | 1.5 | 3.0 | 0.5 | 1.5 |
| Free Acids | % ≤ | 1.0 | 1.5 | 2.0 | 1.0 | 1.5 |
| Particle Size (diameter 1.00mm~4.75mm or 3.35mm ~5.60mm) | % ≥ | — | — | — | 90 | 90 |
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