sodium ammonium phosphate: Meaning and Definition of

so'dium ammo'nium phos'phate

Pronunciation: [key]
— Chem. Chem.
  1. a colorless, odorless, crystalline, water-soluble solid, NaNHHPO&multiplydot;4HO, originally obtained from human urine: used as a blowpipe flux in testing metallic oxides. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.