Diammonium phosphate(DAP) is a widely used as a source of P and N fertilizer which Excellent for low pH or alkaline soils
Non Agricultural Uses
(1)Used as a fire retardant.
(2)Used as a yeast nutrient in winemaking and brewing mead.
(3)Used as an additive in some brands of cigarettes purportedly as a nicotine enhancer.
(4)Used as a Flux for soldering tin, copper, zinc and brass.
(5)Control precipitation of alkali-soluble and acid-insoluble colloidal dyes on wool.