Monoammonium Phosphate - NH4H2PO4

CAS No.: 7722-76-1
H.S. Code: 31054000
Properties:
1. Appearance: white granular crystal;
2. Relative density: 1.803(19 degree centigrade);
3. Melting point: 190 degree centigrade;
4. Solubility: easily soluble in water, slightly soluble in alcohol, insoluble in acetone.

Technical specifications:
1.Industrial grade:
(1)Main content: 99.0% min.
(2)P2O5: 61.0% min.
(3)Nitrogen, as N: 11.8% min.
(4)pH of 1% water solution: 4.4-4.8
(5)Water insoluble: 0.10% max.
(6)Moisture: 0.1% max.
2.Food grade:
(1)Main content: 99.0% min.
(2)P2O5: 61.0% min.
(3)Nitrogen, as N: 11.8% min.
(4)pH of 1% water solution: 4.4-4.8
(5)Water insoluble: 0.05% max.
(6)Arsenic, as As: 0.0003% max.
(7)Fluoride, as F: 0.002% max.
(8)Heavy metal, as Pb: 0.001% max.
(9)Moisture: 0.1% max.