Sodium sulfate decahydrate (Glauber's salt, mirabilite, Na2SO4·10H2O) is the decahydrate salt of sodium sulfate. Its crystal structure has been investigated by single-crystal neutron diffraction studies. Its crystallization enthalpy has been evaluated. It can be synthesized by reacting MnSO4, thiophene-2,5-dicarboxylic acid and sodium glutamate.
Synonyms: Glauber's salt
Molecular Formula: Na2O4S · 10H2O
Molecular Weight: 322.2
Linear Structural Formula: Na2SO4 · 10H2O
MDL Number: MFCD00149189
Purity: >=99.0% (calc. based on dry substance, T)
Density: 1.46 g/mL at 25 C (lit.)