Saturday, March 17, 2012

Sodium acid pyrophosphate

A crystalline acid salt of pyrophosphoric acid that has been added to hot dogs to give them color.


Pyrophosphoric acid:  a crystalline acid that is formed when orthophosphoric acid, (see phosphoric acid) is heated or that is prepared in the form of salts by heating acid salts of orthophosphoric acid, see phosphoric acid).



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