Potassium sulfate - 12658
Code: 12658
Potassium sulfate
Meets analytical specification of Ph. Eur., 99-101%
meets analytical specification of Ph. Eur.
CAS Number: 7778-80-5
Linear Formula: K2SO4
Molar Mass: 174.26 g/mol
EC Number: 231-915-5
MDL Number: MFCD00011388
| Property |
Value |
| Assay (calculated to the dried substance) |
99.0 - 101.0 % |
| Loss on drying (130°C) |
max. 0.5 % |
| Acidity or alkalinity |
complying |
| Calcium (Ca) |
max. 50 ppm |
| Iron (Fe) |
max. 10 ppm |
| Magnesium (Mg) |
max. 20 ppm |
| Sodium (Na) |
max. 100 ppm |
| Heavy metals (as Pb) |
max. 0.001 % |
| Chloride (Cl) |
max. 20 ppm |
| Appearance of the solution |
complying |
| Residual solvents |
complying |
| Property |
Value |
| Boiling point |
1,698 °C |
| Freezing point |
1,067 °C |
| Density |
2.66 g/cm3 |