Tags: Chemical Compound, Chemical Substance.
Calcium pyrophosphate (Ca2P2O7) is a chemical compound that can be formed by the reaction of pyrophosphoric acid and a calcium base or by strongly heating calcium phosphate or calcium ammonium phosphate.It is commonly used as a mild abrasive agent in toothpastes.Deposition of CPPD in articular joints causes an arthritis condition called pseudogout.