National Physical Laboratory

Pressure calibration services

Guide to the Measurement of Pressure and Vacuum (PDF File PDF 2.15 MB)

Measurement services for the calibration of:

Measurement service Device Pressure range
Barometry Digital Barometers
Precision Aneroid Barometers (PABs)
800 - 1150 hPa
High-Pressure Pneumatically operated pressure balances 3.5 kPa - 7 MPa
(gauge and absolute modes)
Hydraulically operated pressure balances (above 200 MPa by request only) 0.5 MPa to 500 MPa
(gauge mode only)
Pressure measuring instruments
(by request only)



Last Updated: 5 Oct 2016
Created: 18 Jun 2007


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