| CAS No.: | 7758-11-4 |
|---|---|
| Formula: | K2hpo4 |
| EINECS: | 231-834-5 |
| Certification: | ISO |
| Purity: | 98%Min |
| Type: | Dipotassium Phosphate |
| Samples: |
|---|
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Audited Supplier | Item | Standard | Test results |
| Color | White | Pass test |
| Form | Crystalline powder or particles | Pass test |
| Dipotassium phosphate(K2HPO4)(on dry basis) | 98.0% min | 98.1% |
| Water-insoluble | 0.2% max | 0.15% |
| Arsenic(As) | 3mg/kg max | 2.34% |
| Heavy metal(As Pb) | 10mg/kg max | 9.55% |
| Lead(Pb) | 2mg/kg max | 1.47% |
| Fluoride(As F) | 10mg/kg max | 9.48% |
| Ph(10g/L solution) | 9.0±0.4 | Pass test |
| Loss on drying | 2.0% max | 1.78% |
Character: It is a colorless or white square crystal granule that is easily deliquescent and alkaline. It is insoluble in ethanol with a pH value of about 9 in a 1% aqueous solution.
In the food industry, these granules are used as a buffering agent, chelating agent, yeast food, emulsifying salt, and synergistic agent of anti-oxidation.
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