Magnesium sulphate is an inorganic salt containing magnesium, sulfur and oxygen, with the formula MgSO4. Commonly called Epsom salt, it has been traditionally used as a component of bath salts. Epsom salt can also be used as a beauty product. Athletes use it to soothe sore muscles, while gardeners use it to improve crops. It has a variety of other uses: for example, Epsom salt is also effective in the removal of splinters.
- Magnesium sulfate is highly soluble in water.
- Generally exist as magnesium sulfate heptahydrate (MgSO4.7H2O).
- When heated at 250º C, heptahydrate loses water to form anhydrous salt. On further heating, the salt is partially broken down to magnesium oxide
- Magnesium sulfate is a colorless and odorless substance with fine needle-like structures.
- It is slightly bitter in taste.
- Protein coagulant for food products.
- Epsom salt is used as bath salts and for isolation tanks.
- In gardening and other agriculture.
- Used as a drying agent in organic synthesis.