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Anhydrous sodium sulfate

 

The following is an introduction to anhydrous sodium sulfate:
Basic information
Chemical formula: Na₂SO₄
English name: sodium sulphate or sodium sulfate
Alias: dry sodium sulfate, anhydrous nitrate, anhydrous sodium sulfate, sodium sulfate, dehydrated sodium sulfate

Physical and chemical properties

Appearance: white crystalline solid
Density: 2.66-2.68 g/cm3
Melting point: 884℃
Boiling point: 1700℃
Solubility: soluble in water, solubility increases with temperature, insoluble in ethanol, soluble in glycerol.

Uses

Industrial field: It is a raw material for manufacturing chemical products such as sodium sulfide and sodium silicate. In the glass industry, it can replace soda ash as a cosolvent to improve the heat resistance and transparency of glass. It is used to prepare vinylon spinning coagulant and used as a cooking agent in the papermaking industry. It can also be used in non-ferrous metal metallurgy, leather and other aspects.

Medical field: Anhydrous sodium sulfate enteric-coated capsules can be used to treat simple and secondary acute constipation.
Other aspects: Used as an auxiliary agent in detergents to enhance cleaning effect and emulsification properties. It can also be used as a desiccant to absorb moisture, and can also be used as a dye diluent, analytical chemical reagent, buffer in water treatment, etc.

Precautions

Corrosive and irritating: Contact with anhydrous sodium sulfate may cause irritation to the skin and eyes. Gloves and goggles should be worn during operation.
Avoid reactions: Avoid contact with acidic substances to avoid the production of harmful gases or corrosive solutions.
Storage conditions: It should be stored in a dry, well-ventilated place, away from fire and combustibles.


Post time: Mar-29-2025