This European Standard specifies terms and procedures for the characterization of mass spectrometer leak detectors (MSLD). It is not intended to give a complete set of specifications for an acceptance test but a description of procedures that can be used without particular calibration equipment.
DS/EN 1518:1999 history
1999DS/EN 1518:1999 Non-destructive testing - Leak testing - Characterization of mass spectrometer leak detectors