Sodium sulfate (also known as sodium sulphate or sulfate of soda) is the inorganic compound with formula Na2SO4 as well as several related hydrates. All forms are white solids that are highly soluble in water.
Sodium sulfate is used to dry organic liquids.
- As a filler in powdered home laundry detergents.
- As a fining agent which removes small air bubbles from molten glass.
- Glauber’s salt, the decahydrate was used as a laxative which removes the certain drugs such as acetaminophen from the body.
- For defrosting windows, in carpet fresheners, starch manufacture, as an additive to cattle feed.
- In the manufacture of detergents and in the Kraft process of paper pulping.