Sodium sulfate anhydrous - 66146
Code: 66146
Sodium sulfate anhydrous
Extra pure, meets analytical specifications of Reagent European Pharmacopoeia, BP, USP
CAS Number: 7757-82-6
Linear Formula: Na2SO4
Molar Mass: 142.04 g/mol
EC Number: 200-198-0
| Property |
Value |
| Assay (calculated to the dried substance) |
99.0 - 100.5 % |
| Loss on drying (130°C) |
max. 0.5 % |
| Free acid (as H2SO4) |
max. 0.05 % |
| Free alkali (as NaOH) |
max. 0.04 % |
| Arsenic (As) |
max. 0.0002 % |
| Calcium (Ca) |
max. 0.005 % |
| Iron (Fe) |
max. 0.005 % |
| Magnesium (Mg) |
max. 0.005 % |
| Zinc (Zn) |
max. 0.03 % |
| Heavy metals (as Pb) |
max. 0.001 % |
| Chloride (Cl) |
max. 0.02 % |
| Appearance of the solution |
complying |
| Acidity or alkalinity |
complying |
| Residual solvents |
complying |
| Property |
Value |
| Freezing point |
884 °C |
| Density |
2.68 g/cm3 |