Ammonium dihydrogen phosphate (12-61-0)

Ammonium dihydrogen phosphate 1.purity:99%min 2.Nitrogen:12%min 3.moisture:0.1%max 4.a manufacture Ammonium dihydrogen phosphate: Chemical formula: NH4H2PO4Molecular weight: 115.02Standard executed: Q/7089476401-1998 Ammonium dihydrogen phosphate Properties: White crystals, relative density is 1.803, melting point is 190°C, easy to dissolve in water and less to dissolve in alcohol, PH value of 1%water solution is 4.5.Applications:Mainly used for the fireproofing agent of wood, paper and textile, and also for additive of fireproofing dopes, powder fireproofing agent ,leaven and nutrient in food industry, and high-efficiency compound fertilizer.

Technical Specifications: 

No.	standard name	industrial grade	food grade
1	Main content(as NH4H2PO4)%≥	99.0	99.0
2	Phosphorus pent-oxide(as P2O5)%≥	61.0	61.0
3	Nitrogen(as N)%≥	11.8	11.8
4	PH value	4.4-4.8	4.4-4.8
5	Moisture%≤	0.2	0.2
6	Heavy metal(as Pb)%≤		0.001
7	Arsenic(As)%≤		0.0003
8	Fluoride(as F)%≤		0.005
9	Water insoluble %≤	0.10	0.10

Ammonium dihydrogen phosphate (12-61-0)