Sodium carbonate anhydrous - 65840
Code: 65840
Sodium carbonate anhydrous
Extra pure, meets analytical specifications of Reagent European Pharmacopoeia, BP, NF, FCC, E 500
CAS Number: 497-19-8
Linear Formula: Na2CO3
Molar Mass: 105.99 g/mol
EC Number: 231-867-5
| Property |
Value |
| Assay (calculated to the dried substance) |
99.5 - 100.5 % |
| Loss on drying (300°C) |
max. 0.5 % |
| Loss on drying (105°C, 4 h) |
max. 0.5 % |
| Arsenic (As) |
max. 2 ppm |
| Copper (Cu) |
max. 0.002 % |
| Iron (Fe) |
max. 10 ppm |
| Mercury (Hg) |
max. 1 ppm |
| Lead (Pb) |
max. 2 ppm |
| Zinc (Zn) |
max. 0.002 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Chloride (Cl) |
max. 100 ppm |
| Sulfate (SO4) |
max. 50 ppm |
| Alkali hydroxide, -bicarbonates |
complying |
| Appearance of the solution |
complying |
| Organic volatile impurities (GC) |
complying |
| Residual solvents |
complying |
| Property |
Value |
| Freezing point |
854 °C |
| Density |
2.53 g/cm3 |