Key to symbols * Calibration performed at permanent laboratory premises   • Calibration performed away from the permanent laboratory	Welcome to the UKAS calibration laboratory website Laboratory Search To search for a UKAS accredited calibration laboratory to carry out a test, click on the Single Instrument Search link in the blue banner. To search for a UKAS accredited calibration laboratory to carry out a range of calibrations, click on the Multiple Instrument Search link in the blue banner. Use this page to search for a UKAS accredited calibration laboratory. Type in either its name (or part of its name), or its number, or part of its address. To search for a UKAS accredited testing laboratory click on the Testing Website link below the blue banner.   Laboratory name (at least 3 characters, not case sensitive) Laboratory number (must be 4 digits) Laboratory address (all or part, can be street, town, postcode,country) Type of Laboratory: All laboratories Calibration performed at the permanent laboratory Calibration performed away from the permanent laboratory