Sodium sulfate anhydrous

Quantity Order:

Molecular formula Na2SO4
Molar mass 142.04 g/ mol ( anhydrous)
322.20 g/ mol ( decahydrate)
Appearance white crystalline solid
hygroscopic
Density 2.664 g/ cm3 ( anhydrous)
1.464 g/ cm3 ( decahydrate)
Melting point 884 ° C ( anhydrous)
32.4 ° C ( decahydrate)

Boiling point 1429 ° C ( anhydrous)

Solubility in water 4.76 g/ 100 ml ( 0 ° C)
42.7 g/ 100 ml ( 100 ° C)
Solubility insoluble in ethanol
Refractive index ( nD) 1.468 ( anhydrous)
1.394 ( decahydrate)

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