Sodium phosphate
Sodium Phosphate
Sodium phosphate (pronunciation: SO-dee-um FOSS-fate) is a generic term that may refer to any sodium salt of phosphoric acid. They're commonly used as food additives, in water treatment, and in many other industrial applications.
Etymology
The term 'sodium phosphate' is derived from the elements that make up the compound. 'Sodium' comes from the English word for a chemical element with the symbol Na (from Latin 'natrium'). 'Phosphate' comes from the Greek 'phosphoros', meaning 'bringer of light', as it was first discovered in white phosphorus.
Types of Sodium Phosphate
There are several types of sodium phosphate, including:
- Monosodium phosphate (NaH2PO4)
- Disodium phosphate (Na2HPO4)
- Trisodium phosphate (Na3PO4)
Each type has different properties and uses.
Uses
Sodium phosphate is used in a variety of applications, including:
- As a food additive to regulate pH
- In water treatment to prevent pipe/boiler tube corrosion
- As a laxative in medicine
- In detergents and cleaning agents
Related Terms
Health Risks
Excessive consumption of sodium phosphate can lead to an imbalance of minerals in the body, which can cause health problems such as kidney disease and osteoporosis. It's therefore important to regulate intake and use of this compound.
External links
- Medical encyclopedia article on Sodium phosphate
- Wikipedia's article - Sodium phosphate
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