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Types of Tests

with the Cisorp Water Sorption Analyser


Isotherms

Water sorption isotherms study the equilibrium water uptake as a function of water vapour pressure or relative humidity.

Results can be viewed as isotherms together with the corresponding kinetic profile.

water sorption isotherm

water sorption isotherm


Kinetic Tests

Water sorption kinetic tests record changes in the sample weights and water vapour pressure with time.

The frequency of data storage can be set by the user, allowing detailed kinetic data as well as extended experiments to be recorded.

water sorption kinetics

water sorption kinetics


Temperature Tests

In temperature tests, the temperature is changed during an experiment, with or without simultaneous changes in the relative humidity.

Results can be used to distinguish physical and chemical adsorption, identify irreversible changes, and calculate thermodynamic parameters.

water sorption temperature test

water sorption temperature test