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Oil and Gas Industry

Water activity, or equilibrium relative humidity (ERH%), is widely used as a quality control measure in the Oil & Gas industry to formulate materials used for drilling and processing

Measuring water activity

Challenges in measuring water activity

Drilling materials often contain many ingredients that are solvent-based so protection of the water activity sensor cell is essential. A filter combination of alcohol and chemical layerswith a special formulated sensor cell CM3 is specified for this application.

Oil and Gas