Diammonium phosphate also known as Diammonium Hydrogen Phosphate is a water soluble ammonium phosphate salt . Diammonium phosphate CAS no. is 7783-28-0 .Diammonium phosphate has the chemical formula (NH4)2HPO4 . Below are the specs for Diammonium Phosphate and the msds is available at request.
| DI AMMONIUM HYDROGEN PHOSPHATE – ACS | |
| CAS No. : 7783-28-0 Grade : ACS | |
| Mol. Wt. : 132.07g / mol Mol. Formula : (NH4)2HPO4 | |
| Appearance : White crystalline powder
Solubility (10% aq.sol) : Passes test |
|
| PARAMETERS | LIMITS |
| Assay | 98.0% |
| pH (5% aq solution) | 7.7-8.1 |
| MAXIMUM LIMITS OF IMPURITIES | |
| Insoluble matter | 0.005% |
| Chloride (Cl) | 0.001% |
| Sulphate (SO4) | 0.01% |
| Heavy metal (Pb) | 0.001% |
| Iron (Fe) | 0.001% |
| Potassium (K) | 0.005% |
| Magnesium (Mg) | 0.0005% |
| Sodium (Na) | 0.005% |
| Calcium (Ca) | 0.001% |
| Nitrate (No3) | 0.003% |
| DI AMMONIUM HYDROGEN PHOSPHATE – AR | |
| CAS No. : 7783-28-0 Grade : AR | |
| Mol. Wt. : 132.07g / mol Mol. Formula : (NH4)2HPO4 | |
| Appearance : White crystalline powder
Solubility (10% aq.sol) : Passes test |
|
| PARAMETERS | LIMITS |
| Assay | 98.0 – 102.0% |
| pH (5% aq solution) | 7.9-8.2 |
| MAXIMUM LIMITS OF IMPURITIES | |
| Insoluble matter | 0.003% |
| Chloride (Cl) | 0.0003% |
| Sulphate (SO4) | 0.005% |
| Heavy metal (Pb) | 0.001% |
| Iron (Fe) | 0.001% |
| Potassium | 0.01% |
| Sodium | 0.01% |
| DI AMMONIUM HYDROGEN PHOSPHATE – FCC | |
| CAS No. : 7783-28-0 Grade : FCC | |
| Mol. Wt. : 132.07g / mol Mol. Formula : (NH4)2HPO4 | |
| Appearance : White crystal, a crystalline powder or granules
Solubility : Freely soluble in water Identification A. Ammonium : Complies B. Phosphate : Complies |
|
| PARAMETERS | LIMITS |
| Assay | 96.0 -102.0% |
| pH (1:100 aq sol) | 7.6-8.2 |
| MAXIMUM LIMITS OF IMPURITIES | |
| Arsenic | 3 mg/kg |
| Fluoride | 10 mg/kg |
| Lead | 4 mg/kg |
| DI AMMONIUM HYDROGEN PHOSPHATE – LR | |
| CAS No. : 7783-28-0 Grade : LR | |
| Mol. Wt. : 132.07g / mol Mol. Formula : (NH4)2HPO4 | |
| Appearance : White crystalline powder
Solubility (10% aq.sol) : Passes test |
|
| PARAMETERS | LIMITS |
| Assay | min 98.00% |
| pH (5% aq solution) | 8.0-8.5 |
| MAXIMUM LIMITS OF IMPURITIES | |
| Chloride (Cl) | 0.005% |
| Sulphate (SO4) | 0.01% |
| Heavy metal (Pb) | 0.002% |
| Iron (Fe) | 0.005% |