Sodium sulfate
ALDRICH/204447 - ≥99.99% trace metals basis
Synonym: Bisodium sulfate; Dibasic sodium sulfate; Disodium sulfate
CAS Number: 7757-82-6
Empirical Formula (Hill Notation): Na2O4S
Molecular Weight: 142.04
EC Number: 231-820-9
MDL Number: MFCD00003504
Linear Formula: Na2SO4
Product Type: Chemical
| assay | ≥99.99% trace metals basis |
| density | 2.68 g/mL at 25 °C (lit.) |
| form | powder |
| impurities | ≤100.0 ppm Trace Metal Analysis |
| InChI | 1S/2Na.H2O4S/c;;1-5(2,3)4 |
| InChI key | PMZURENOXWZQFD-UHFFFAOYSA |
| mp | 884 °C (lit.) |
| Quality Level | 200 ![]() |
| reaction suitability | core: sodium |
| SMILES string | [Na+].[Na+].[O-]S([O-])(= |
| solubility | ethanol: insoluble(lit.) |
| Application: | Sodium sulfate can be used to prepare aqueous solutions for various electrochemical reactions such as direct nitrate electroreduction and to study carrier transfer in Mn-oxide/Nb: SrTiO3 photoelectrode. It can also be used as a solvent to fabricate heat storage materials such as silica gel–sodium sulfate composites. |
| Packaging: | 10, 100 g in poly bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.99% trace metals basis |
| mp | 884 °C (lit.) |
| Density | 2.68 g/mL at 25 °C (lit.) |
| UNSPSC | 12352302 |

