Diammonium hydrogen orthophosphate ≥98%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Supplier: VWR Chemicals
Synonyms:
Diammonium hydrogen orthophosphate, Ammonium hydrogen phosphate, di-Ammonium hydrogen phosphate, Ammonium Phosphate, Ammonium biphosphate, Fyrex, Ammonium phosphate dibasic, Ammonium monohydrogen phosphate, Diammonium hydrogen phosphate
VWRC21311.234EA
39.6
SGD
VWRC21311.234
VWRC21311.291
VWRC21311.460
Diammonium hydrogen orthophosphate ≥98%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
di-Ammonium hydrogen orthophosphate
Formula:
(NH₄)₂HPO₄ MW: 132,06 g/mol Melting Pt: 185 °C Density: 1,619 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00010891 CAS Number: 7783-28-0 EINECS: 231-987-8 REACH: 01-2119490974-22 Merck Index: 13,00546 |
Specification Test Results
Assay | Min. 98 % |
pH (20°C) | About 8 |
pH (25°C; 5 %) | 7.7 - 8.1 |
Heavy metals (as Pb) | Max. 0.001 % |
Insolubility in water | Max. 50 ppm |
Cl (Chloride) | Max. 0.001 % |
SO4 (Sulphate) | Max. 0.01 % |
NO3 (Nitrate) | Max. 0.003 % |
Ca (Calcium) | Max. 10 ppm |
Fe (Iron) | Max. 10 ppm |
K (Potassium) | Max. 0.005 % |
Mg (Magnesium) | Max. 5 ppm |
Na (Sodium) | Max. 0.005 % |
Conforms to ACS | Passes test |
Conforms to Reag. Ph.Eur. | Passes test |
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