1. Appearance and properties: Colorless solid,slight spicy.
2. pH value: 3.5~5(400g/L H2O,20℃)
3. Melting point(℃): 190
4. Bulk density(kg/m3):1000~1200
5. Thermal decomposition temperature(℃): >150
6. Logarithm of octanol/water partition coefficient: -4.0
7. Solubility: Soluble in water(335g/L,20℃),insoluble in ethanol.
| Cat.No. | Specatitions | Package description |
| 1.01890.010 | Potassium metabisulfite | AR500g |
| 1.01890.020 | Potassium metabisulfite | CP500g |
