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Applications, features studied,
materials tested

with the Cisorp Water Sorption Analyser


Application Areas

The technique of water sorption is used in:

research and development, manufacture, quality control, storage and packaging.

Features Studied

equilibrium isotherms of samples
kinetics of water sorption
reversibility of water sorption
hydration of materials
dissolution of samples
crystallisation mediated by moisture
temperature-dependence of water sorption
chemical changed during water sorption
hysteresis of water sorption
capillary condensation
isosteric enthalpy of adsorption
specific surface area
porosity of sample surfaces
chemical changes in the presence of moisture

Examples of Materials Tested

food and additives:

processed foods, ingredients, flavourings, colourings

pharmaceutical and healthcare products:

tablets, capsules, powders, creams, lotions

paper and packaging:

paper, foil, card, blister packs

building materials:

cement, stone, brick, wood, minerals

chemicals and manmade materials:

powders, crystals, plastics, fibres, films, liquids

natural materials:

wool, cotton, wood, plant material

archaeological specimens:

wood, cloth, clay