Phosphoric acid - 79622
Code: 79622
Phosphoric acid
Puriss. p.a., crystallized, ≥99.0% (T)
Crystallized
CAS Number: 7664-38-2
Linear Formula: H3PO4
Molar Mass: 98 g/mol
Beilstein Registry Number: 1921286
MDL Number: MFCD00011340
| Property |
Value |
| Assay |
99.0 - 101.0 % |
| Melting point |
38 - 42 °C |
| Arsenic (As) |
max. 1 ppm |
| Calcium (Ca) |
max. 10 ppm |
| Cadmium (Cd) |
max. 1 ppm |
| Cobalt (Co) |
max. 1 ppm |
| Chromium (Cr) |
max. 1 ppm |
| Copper (Cu) |
max. 1 ppm |
| Iron (Fe) |
max. 10 ppm |
| Potassium (K) |
max. 5 ppm |
| Magnesium (Mg) |
max. 1 ppm |
| Manganese (Mn) |
max. 1 ppm |
| Sodium (Na) |
max. 50 ppm |
| Nickel (Ni) |
max. 1 ppm |
| Lead (Pb) |
max. 1 ppm |
| Zinc (Zn) |
max. 1 ppm |
| Chloride (Cl) |
max. 5 ppm |
| Nitrate (NO3) |
max. 5 ppm |
| Sulfate (SO4) |
max. 30 ppm |
| Phosphite,Hypoph. (H3PO3) |
max. 500 ppm |
| KMnO4 reducing matter (as O) |
max. 20 ppm |
| Property |
Value |
| Vapor Pressure |
5 mmHg ( 25 °C) |
| Vapor Density |
3.4 (vs air) |
| Freezing point |
42 °C |
| Density |
1.880 g/cm3 |