Potassium Sulphate k2so4 AR 500g
It is used in the laboratory for analysis and research purposes
Potassium sulfate may be used as a sulfonating agent in the preparation of 4′-dibenzo-18-crown-6-sulfonic acid via sulfonation of dibenzo-18-crown-6.
Potassium sulfate may be used in the preparation of needlelike mullite particles.
It may be used as a buffer for minimizing the adsorption of proteins on fused-silica capillaries in capillary zone electrophoresis
| Grade | AR reagent |
| Assay | ≥99.0% |
| Form | powder |
| Impurities | ≤0.01% insolubles |
| ≤5 ppm N compounds | |
| pH | 5.5-5.8 (25 °C, 5%) |
| anion traces | chloride (Cl–): ≤0.001% |
| cation traces | Ca: ≤0.01% |
| Fe: ≤5 ppm | |
| Mg: ≤0.005% | |
| Na: ≤0.02% | |
| heavy metals (as Pb): ≤5 ppm | |
| SMILES string | [K+].[K+].[O-]S([O-])(=O)=O |
| Weight | 0.5 kg |
|---|
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