Stand number: 14

NPL occupies a unique position as the UK’s National Measurement Institute and sits at the intersection between scientific discovery and real world application. Its expertise and original research have underpinned quality of life, innovation and competitiveness for UK citizens and business for more than a century.

NPL provides world-class research, consultancy, calibrations and specialised measurement services in gas and particle metrology that are traceable to international standards and are designed to meet the most challenging measurement requirements in industry and commerce.

The Gas and Particle Metrology Group within NPL has a world-leading capability in the accurate production and analysis of standard gas mixtures. The group provides gas reference mixtures and calibrations that underpin measurements for global atmospheric monitoring (in particular, greenhouse gases and volatile organic compounds), air quality, advanced manufacturing and energy gases.

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Home to over 388 of the world’s most extensive and sophisticated measurement science laboratories, NPL is ideally placed to help address your needs in the provision of reference gas mixtures and accredited services.


Contact information



Phone: +44 (0)20 8943 6151

+31 (0)15 2 690 147