Agent Name

Calcium pyrophosphate

CAS Number

7790-76-3

Formula

Ca.1/2H4-O7-P2

Major Category

Metals

Synonyms

Calcium diphosphate; Calcium phosphate (Ca2P2O7); Calcium pyrophosphate (Ca2P2O7); Dicalcium diphosphate; Dicalcium pyrophosphate; Diphosphoric acid, calcium salt (1:2); Pyrophosphoric acid, calcium salt (1:2); alpha-Calcium pyrophosphate; [ChemIDplus]

Category

Phosphates, Metallic Salts

Description

Crystals or powder; Insoluble in water; [Merck Index] White powder; Insoluble in water; [MSDSonline]

Sources/Uses

Used as a fertilizer, dietary and feed supplement, and mild abrasive for metal polishing; Also used in dentifrices, dental abrasives, ceramic ware, china, glass, and phosphors; [HSDB]

Comments

May cause irritation; [MSDSonline] See "Calcium."

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