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Buy Sodium metabisulfite is an inorganic compound composed of sodium, sulfur and oxygen. Its chemical formula is Na2S2O5. It typically comes in a white or yellowish-white crystalline powder. It easily dissolves in water, which leaves that familiar sulfur (rotten egg) smell. Sodium metabisulphite is a chemical compound commonly used as a disinfectant, antioxidant, and preservative in various industries including food and beverage, pharmaceuticals, and water treatment. It is also used in the production of paper and pulp, textiles, and various other chemical processes.
| ITEMS | Specifications |
| Appearance | White or light yellow powder |
| Content >=% | 96.5 |
| Heavy Metals (Fe)=< % | 0.003 |
| Heavy Metals( As)< % | 0.0001 |
| Charity | Slightly turbid |
| SO2>=</td> | 65 |
| PH | 4.0-5.0 |
| Heavy Metals( Pb)=< % | 0.0005 |
