National Physical Laboratory

Temperature & Humidity Useful Resources

NPL publications for the beginner and those looking for more technical details, plus links to areas detailing background to our work in temperature metrology

Redefinition of the Kelvin

This is scheduled to come into effect on 20 May 2019. Further details can be found on the BIPM website

Measurement Guides

NPL has developed a series of guides, for the beginner and for those looking for more technical detail.

The full list of guides can be found here

Temperature Area

Underpinning NPL's research, calibration and training activities is a wealth of experience in laboratory standards and industrial implementation. Some of the background to the work in temperature metrology is captured here:

The flyers available at present, with details of NPL's temperature services, are:

Discussion Group

NPL has also set up the dedicated LinkedIn discussion group Thermocouples in Industry (UK)


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