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Melting point / freezing point

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Description of key information

Melting/freezing point 92.5 °C at 101,3 hPa
Decomposition: at ca. 65°C the substance (CAS 7784-24-9) dehydrates; at 200°C the substance becomes anhydrous (10043-76-1); at 780°C the
substance decomposes to K2SO4, gamma-Al2O3 and 3 K2SO4 x Al2(SO4)3

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
92.5 °C

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