Mono Ammonium Phosphate (NH4H2PO4) is formed when a solution of phosphoric acid is added to ammonia until the solution is distinctly acidic. It crystallizes in tetragonal prisms.
Mono Ammonium Phosphate is often used in the blending of dry agricultural fertilizers.
| Formula : NH4H2PO4 | Molar mass : 115.03 g/mol |
| Melting point : 190 °C | IUPAC ID : Ammonium Dihydrogen Phosphate |
| Density : 1.80 g/cm³ | Soluble in : Water |
1) Blending of dry agricultural fertilizers.
2) Used In some dry chemical fire extinguishers.
| Technical Name | Mono Ammonium Phosphate |
| Appearance | White Crystal |
| Assay | Min 99% |
| N as Nitrogen | Min 12% |
| Ammonium as NH3 | Min 14.3% |
| P2O5 | Min 61% |
| Moisture | Max 0.1% |
| pH of 5% Sol. | 4 – 5 |
| Water Insoluble matters | Max 0.05% |