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Sodium Sulfate Decahydrate

Synonyms: Sodium sulfate decahydrate; disodium sulfate decahydrate; glauber's salt; sulfuric acid, sodium salt, decahydrate; sodium sulfate, 10-hydrate
CAS No.: 7757-82-6 (Anhydrous) 7727-73-3 (Decahydrate)
Molecular Weight: 322.20, Chemical Formula: Na2SO4.10H2O
   
Physical and Chemical Properties
.
  • Appearance:
White efflorescent crystals or granules
  • Odor:
 Odorless.
  • Solubility:
 Soluble in 1.5 parts of water @ 25C (77F).
  • Specific Gravity:
1.46
  • PH:
Aqueous solution is neutral.
  • % Volatiles by volume @ 21C (70F):
0
  • Boiling Point:
No information found.
  • Melting Point:
 32C (90F) Loses water at 100C (212F). Anhydrous melts ca. 844C (1551F)