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Physical & Chemical properties

Viscosity

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Description of key information

The viscosity of a 10% aqeuous solution of hexafluorsilicic acid at 10 Pa was found to be 0.011Pas or 11cps.The viscosity of 23% aqueous solution of hexafluorosilicic acid is reported to be 6.5 cps at 20 degrees Celsius.

Key value for chemical safety assessment

Viscosity:
6.5 mPa · s (dynamic)
at the temperature of:
20 °C

Additional information

The viscosity of a 10% aqeuous solution of hexafluorsilicic acid at 10 Pa was found to be 0.011Pas or 11cps (REACH Centre, 2010).

The viscosity of 23% aqeuous solution of hexafluorosilicic acid is reported to be 6.5 cps at 20 degrees Celsius (ATSDR).