Diammonium phosphate
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Chinese name |
磷酸二铵 |
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English name |
Diammonium phosphate |
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Molecular formula |
(NH4)2HPO4 |
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Synonyms |
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Uses |
Diammonium phosphate is a high concentration of readily available fertilizer applicable for various crops and soil, especially for crops favoring ammonium and needing phosphorus; it can be used as both base fertilizer and top dressing, deep application preferred. |
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Properties |
Diammonium phosphate, also named as diammonium hydrogen phosphate (DAP), is a fertilizer containing two nutrients, i.e., nitrogen and phosphorus. Gray or dark gray particles with a specific gravity of 1.619, soluble in water and insoluble in ethanol. It has a certain degree of moisture absorptivity, tends to decompose in moist air and volatilizes and gives off ammonia to form ammonium dihydrogen phosphate. Its aqueous solution is slightly alkaline, pH 8.0. |