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Potassium sulfite
Product Detailed
Related Categories:Sulphate
Colorless and tasteless transparent liquid, has reductibility
1, Chemical name:Potassium sulfite solution 2, Molecular formula: K2SO33, Molecular weight: 1584, Properties: Colorless and tasteless transparent liquid, has reductibility. The solution is slightly alkaline, unstable in the air. 5,Quality standard:| Item | Photo grade |
| Appearance | clear, colorless solution |
| Assay ,w/w | 44-46% |
| Chroma (Pt-Co) | ≤40 |
| PH( 20°C) | 9.0-9.5 |
| Fe, w/w | ≤0.001% |
| Sulfate (K2SO4),w/w | ≤0.7% |
| Thiosulfate(S2O32-),w/w | ≤0.006% |
| Insoluble matter, w/w | ≤0.005% |
| Density (20°C) | 1.436-1.460 |
Potassium sulfite
