Sodium persulfate
Compounds
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Sodium persulfate is the inorganic compound with the formula Na₂S₂O₈. It is the sodium salt of peroxydisulfuric acid, H₂S₂O₈, an oxidizing agent. It is a white solid that dissolves in water. It is almost non-hygroscopic and has good shelf-life. Wikipedia
Formula: Na2S2O8
Molar mass: 238.03 g/mol
Density: 2.4 g/cm³
Solubility in water: 55.6 g/100 ml (20 °C)
Melting point: 356°F (180°C)
Flash point: Non-flammable
NFPA 704 (fire diamond): 2 0 1OX