| CAS No.: | 10043-67-1 |
|---|---|
| Formula: | Kal(So4)2 |
| EINECS: | N/a |
| Certification: | ISO |
| Purity: | ≥99% |
| Type: | Aluminum Potassium Sulphate |
| Customization: |
|---|
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| Item | Standard | Result |
| KAL(SO4)2% | >=97.6 | 99.5 |
| Water | <=2.0 | 1.8 |
| Water Insoluble% | <=0.2 | 0.17 |
| Heavy Metal% | <=0.002 | <0.002 |
| As% | <=0.0002 | <0.0002 |
| Pb% | <=0.01 | <0.01 |
Alum is also a traditional food improver and leavening agent, and is commonly used as an additive in food production such as churros, vermicelli, and rice noodles.
For water purification. In the paper industry, it is used as a sizing agent in combination with rosin emulsion for paper sizing to improve the water resistance of paper. In printing and dyeing industry, it is used as mordant, retarding agent and anti-stain agent.
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