National Physical Laboratory (NPL) – national measurement institute for the United Kingdom.
This organisation is responsible for maintaining the primary measurement standards for the UK.
Pressure calibration products
LEO 2 (Ei) Digital Manometer
Air Pressure Calibrators
DPC Low Range Pressure Controller and Calibrator
PGS700 High Pressure Calibration Hand Pump
Calibration Related Terms
More pages related to calibration technical terms.