National Physical Laboratory


If you are having difficulty finding something on our website, can we make a few suggestions:

  • Use the search facility that can be found in the top left-hand corner of every page.

  • If you are looking for an NPL publication, please search the Publications Database, which contains NPL Reports and published papers from 1993 onwards.

  • If you have any comments or questions, you can always contact us.


Please note that the information will not be divulged to third parties, or used without your permission