Sodium Sulfite, Pharmpur® is an established chemical intermediate with the molecular formula Na2SO3 and a molecular weight of 126.05 g/mol. This compound decomposes both when heated and upon reaching its Boiling Point, which is unknown due to decomposition. It has a Vapour Density of 2.633 at 59°F.

• CAS Number: 7757-83-7
• Exact Mass: 125.93635360
• Boiling Point: Decomposes (no boiling point)
• Melting Point: Decomposes (no boiling point)
• Molecular Formula: Na2SO3
• Molecular Weight: 126.05
• GHS Signal Word: Danger
• Vapour Density: 2.633 at 59 °F
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]