laboratory gas calibrator Articles
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Facilities for the testing of gas monitoring instruments at the National Physical Laboratory
1 INTRODUCTION The National Physical Laboratory (NPL) has developed facilities for the laboratory testing and calibration of gas monitoring instruments as part of the VAM (Valid Analytical Measurement) programme of the Department of Trade and Industry. This paper describes some of these facilities, including gas cells for testing open-path instruments and a laboratory which is dedicated to the ...
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Precision accuracy for Gas mixtures & blends - Case study
Precision control and measurement accuracy are the key requirements for gas mixing and blending applications. Vögtlin’s thermal mass flow regulators permit both master-slave mixtures and gas mixtures with fixed percentage proportions. RED-Y Thermal Mass Meter Features: High measurement accuracy and fast regulation High repeatability Calibration with the actual gas Independent ...
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