Potassium Hydroquinonesulfonate
Product Description
| Product | Potassium Hydroquinonesulfonate |
| CAS | 21799-87-1 |
| Formula | C6H5SO5K |
| Synonym | KHQS, potassium 2,5-dihydroxybenzenesulfonate, Benzenesulfonic acid, 2,5-dihydroxy-, potassium salt (1:1) |
Typical Product Specifications
| Acidity | 2.0% max as H2SO4 |
| Sulfate | 4.0% max as KHSO4 |
| Solubility | passes test (10% in H2O) |
| Total Disulfonated Area | 1.0% max |
| Water solubility | soluble |
| Melting Point | 251C |
| Hydroquinone | 0.3% max |
| Appearence | white powder |
| Volatile Matter | 0.2% max |
| Assay | 99.0% min |
| Chemical Structure |  |
| Notes | Used in copolymer films, in photographic developing solutions, and as corrosion control in aqueous systems. |
| Class | Organic Intermediates and Compounds |
| Function | Anti-Corrosive |
| Industry | Anti-Corrosives, Photography |
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