| CAS No.: | 7778-80-5 |
|---|---|
| Formula: | K2so4 |
| EINECS: | 231-915-5 |
| Certification: | CIQ, ISO |
| Purity: | ≥99% |
| Type: | Potassium Sulphate |
| Customization: |
|---|
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Audited Supplier 1.Product description:
Potassium sulphate can provide crop resistance, the crop stem grows strong, prevent lodging, promoting flowering, enhanced drought resistance, cold resistance, disease and insect resistance. It can promote the crops to make better use of nitrogen and increase the content of protein. Accelerate the maturity of fruits, vegetables and other crops to make the maturity of the mature period more consistent. Increasing the ability of anti bruising and natural decay and prolonging the storage and transportation period. The increase of cotton, bast fiber strength and fineness, color purity. Potassium sulfate is a kind of quick effect potash fertilizer.
2.Specification:
| Item | Test Standard | Test Result |
| Appearance | Powder/granular | Powder/granular |
| K2SO4 | 99%min | 99.3% |
| K20 | 50%min | 52.6% |
| Moisture | 1.5%max | 0.95% |
| CL | 1.5%max | 1.5% |
| S | 18%min | 18% |
| Free Acid(H2SO4) | 1.5%max | 1.45% |
| PH | 3-5 | 4.5 |
| Water Soluble | 100% | 100% |
| Heavy Metal | 0.01%max | 0.002% |
| Calcium | 0.1%max | 0.04% |
| Iron(Fe) | 0.1%max | 0.02% |
3.Usage:
1) used as potassium fertilizer in agriculture.
2) the raw material of blending NPK.
3) the settling agent in glass industry
4) A intermediate in dyeing industry
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Audited Supplier 
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