Sodium carbonate - 223484
Code: 223484
Sodium carbonate
ACS Reagent (primary standard), anhydrous, 99.95-100.05% dry basis
Calcined soda; Carbonic acid disodium salt; Soda ash
99.95-100.05%, ACS Reagent, anhydrous (primary standard), 99.95-100.05% dry basis
CAS Number: 497-19-8
Linear Formula: Na2CO3
Molar Mass: 105.99 g/mol
Beilstein Registry Number: 4154566
EC Number: 207-838-8
| Property |
Value |
| Assay (calculated to the dried substance) |
min. 99.5 % |
| Water insoluble matter |
max. 0.01 % |
| Loss on ignition (285°C) |
max. 1.0 % |
| Calcium (Ca) |
max. 0.02 % |
| Iron (Fe) |
max. 5 ppm |
| Potassium (K) |
max. 0.005 % |
| Magnesium (Mg) |
max. 0.004 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Silicate (as SiO2) |
max. 0.005 % |
| Chloride (Cl) |
max. 0.001 % |
| Phosphate (PO4) |
max. 0.001 % |
| S-compounds (as SO4) |
max. 0.003 % |
| Property |
Value |
| Freezing point |
854 °C |
| Density |
2.53 g/cm3 |