Di Ammonium Phosphate (DAP)

/Di Ammonium Phosphate (DAP)
Di Ammonium Phosphate (DAP) 2015-11-19T16:20:46+00:00

Project Description

Di Ammonium Phosphate (DAP)

Synonyms: Diammonium Hydrogen Phosphate, Diammonium phosphate, ammonium phosphate dibasic, di ammonium phosphate, dap phosphate.

Molecular formula: (NH4)2HPO4

Molecular Weight: 132.0

CAS Number: 7778-28-0

Properties: Diammonium Phosphate is white granular crystal, relative density at 1.619, melting point at 155℃, easily soluble in water, insoluble in alcohol, PH value of 1% solution is 8.0

Specifications:

Name Industry grade Food grade
main assay as (NH 4 ) 2 HPO 4 ) %e 98.00 98.00
Moisture ( as H 2 O ) %d 0.20 0.20
PH value ( 1% solution ) 7.8-8.2 7.8-8.2
Phosphorus pentoxide ( as P 2 O 5 ) %e 52.70 52.70
Water insoluble matter %d 0.10 0.10
Nitrogen (As N ) %e 20.50 20.50
Arsenic ( as As ) %d 0.0004  
Fluoride ( as F ) %d 0.005  
Heavy metal ( as Pb ) %d 0.002  

 

Use: As fire-extinguishing agent for fabric, wood, paper. For food grade, it is mainly used as nourishment additive.

Packing: Plastic bag, net weight 25kg, in dry and cool place.