Sodium Sulphite is an odorless white solid chemical with a molar mass of 126.043 g/mol and a chemical formula of Na2SO3. It has a density of 2.633 g/cm3 (anhydrous) and 1.561 g/cm3 (heptahydrate). It has a melting point of 33.4 deg C (92.1 deg F ; 306.5 K) when dehydrated and 500 deg C (anhydrous). Sodium Sulphite is soluble in glycerol and has a saline, sulfurous taste. It is non-flammable and insoluble in ammonia and chlorine.
Specifications of Sodium Sulphite :
- Product Name : Sodium Sulphite
- Chemical Names : SODIUM SULFITE; 7757-83-7; Disodium sulfite; Sodium sulfite anhydrous; Sulfurous acid, disodium salt
- PubChem CID : 24437
- CAS Number : 7757-83-7
- Chemical formula : Na2SO3
- Molar mass : 126.043 g/mol
- Appearance : White solid
- Odor : Odorless
- Density : 2.633 g/cm3 (anhydrous) ; 1.561 g/cm3 (heptahydrate)
- Melting point : 33.4 deg C (92.1 deg F ; 306.5 K) (dehydration of heptahydrate) ; 500 deg C (anhydrous)
- Boiling point : Decomposes
- Solubility in water : 27.0 g/100mL water (20 degC)
- Solubility : Soluble in glycerol ; Insoluble in ammonia, chlorine
- Flash point : Non-flammable
- Taste : Saline, sulfurous taste
- Density : 2.63 g/cm3
FAQs of Sodium Sulphite :
What is the chemical formula of Sodium Sulphite?
The chemical formula of Sodium Sulphite is Na2SO3.
Is Sodium Sulphite soluble in water?
Yes, Sodium Sulphite is soluble in water with a solubility of 27.0 g/100mL at 20OC.
What is the appearance of Sodium Sulphite?
Sodium Sulphite appears as a white solid.
Is Sodium Sulphite flammable?
No, Sodium Sulphite is non-flammable.
What is the taste of Sodium Sulphite?
Sodium Sulphite has a saline, sulfurous taste.