noun[mass noun] Chemistry
A glassy solid obtained by heating phosphoric acid.
- A tetrabasic acid; chemical formula: H4P2O7
- Pyrophosphoric acid is colorless, odorless, hygroscopic and is soluble in water.
Definition of pyrophosphoric acid in:
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.