Phosphoric acid - 695017
Code: 695017
Phosphoric acid
ACS Reagent, ≥85 wt. % in H2O
Orthophosphoric acid
ACS Reagent, ≥85 wt. % in H2O
CAS Number: 7664-38-2
Linear Formula: H3PO4
Molar Mass: 98 g/mol
Beilstein Registry Number: 1921286
EC Number: 231-633-2
MDL Number: MFCD00011340
| Property |
Value |
| Assay |
min. 85.0 % |
| Volatile acids (CH3COOH) |
max. 0.001 % |
| Water insoluble matter |
max. 0.001 % |
| Arsenic (As) |
max. 1 ppm |
| Calcium (Ca) |
max. 0.002 % |
| Iron (Fe) |
max. 0.003 % |
| Potassium (K) |
max. 0.005 % |
| Magnesium (Mg) |
max. 0.002 % |
| Manganese (Mn) |
max. 0.5 ppm |
| Sodium (Na) |
max. 0.025 % |
| Total Sb |
max. 0.002 % |
| Heavy metals (as Pb) |
max. 0.001 % |
| Chloride (Cl) |
max. 3 ppm |
| Nitrate (NO3) |
max. 5 ppm |
| Sulfate (SO4) |
max. 0.003 % |
| Reducing impurities |
complying |
| APHA |
max. 10 |
| Property |
Value |
| Vapor Pressure |
2.2 mmHg ( 20 °C) |
| Vapor Density |
3.4 (vs air) |
| Boiling point |
158 °C |
| Freezing point |
21 °C |
| Density |
1.71 g/cm3 |