Chemical Product Library / Reference
Ammonium dihydrogen phosphate
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | Ammonium dihydrogen phosphate |
|---|---|
| English synonyms | Monoammonium phosphate;MAP;Ammonium phosphate monobasic |
| Chinese name | 磷酸二氢铵 |
| Chinese synonyms | MAP;一铵;磷酸一铵 |
| Chemical category | Fertilizers |
| CAS No. | 7722-76-1 |
| EINECS No. | 231-764-5 |
| Molecular formula | NH4H2PO4 |
| Molecular weight | 115.03 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
N content ≥11.0%; P2O5 content ≥61.0%; water-insoluble matter ≤0.1%; moisture ≤0.2%; pH (1% aqueous solution) 4.0–4.8
Performance characteristics
White crystalline powder or granules, soluble in water, acidic pH
Application scenarios
Agricultural fertilizer (phosphorus and nitrogen), fire extinguishing agent, feed additive, fermentation nutrient