Sodium sulfate
CAS 7757-82-6Na2O4S142.04 g/mol
Sodium sulfate is an inorganic sodium salt.
IUPAC: disodium;sulfate
PubChem
Physical & Chemical Properties
| Melting Point | 884 °C |
| Density | 2.671 |
| Solubility | In water, 28.1 g/100 g water at 25 °C |
| pH | Neutral or slightly alkaline to litmus paper (5 % solution) |
| Appearance | Gas or Vapor; Dry Powder, Pellets or Large Crystals; Pellets or Large Crystals; Water or Solvent Wet Solid; Dry Powder; Dry Powder, Pellets or Large Crystals, Liquid; Liquid; Dry Powder, Liquid, Other Solid; Dry Powder, Other Solid; Liquid, Other Solid; Dry Powder, Water or Solvent Wet Solid; Other Solid |
Data: PubChem · Last updated: 4/20/2026
GHS Classification
No GHS classification data available.
Classification data is sourced from ECHA.
Regulatory Compliance
TSCA
Listed
note: Status based on EPA TSCA Active Inventory · inventory name: TSCA Chemical Substance Inventory
View sourceGlobal Trade Intelligence
No trade flow data available for this chemical.
HS Code(s): 2833
Data: UN Comtrade
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