Calcium phosphate
Calcium phosphate
Calcium phosphate (pronunciation: /ˈkælsiəm ˈfɑːsfeɪt/) is a family of materials and minerals containing calcium ions (Ca^2+) together with inorganic phosphate anions.
Etymology
The term "calcium" is derived from the Latin calx or calcis meaning "lime", while "phosphate" is derived from the Greek phosphoros meaning "light-bringer" or "light-bearing", referring to the glow of phosphorus when it oxidizes.
Types
Some forms of calcium phosphate include:
- Hydroxyapatite: The major component of tooth enamel and bone mineral.
- Monocalcium phosphate: Commonly found in animal feed, it is also the main component in some types of baking powder.
- Tricalcium phosphate: Often found in milk and cheese, it is also used as an anti-caking agent in powdered spices.
Uses
Calcium phosphate is used in a variety of applications, including:
- Bone grafting: Due to its similarity to the mineral component of bones and teeth, it is often used for bone grafts.
- Fertilizer: It is a primary component of many fertilizers used in agriculture.
- Food additive: It is used as a nutritional supplement, acidity regulator, and anti-caking agent in food production.
Related terms
- Calcium: A chemical element required for life, it is a major component of calcium phosphate.
- Phosphate: A chemical derivative of phosphoric acid, it combines with calcium to form calcium phosphate.
- Hydroxyapatite: A naturally occurring mineral form of calcium apatite, it is the most common form of calcium phosphate found in the body.
External links
- Medical encyclopedia article on Calcium phosphate
- Wikipedia's article - Calcium phosphate
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