BS EN ISO 6144:2006

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
6 Procedure for preparing the calibration gas mixture
7 Calculation of the volume fraction of the calibration
   component in the gas mixture
8 Determination of the uncertainty in the concentration
   of the calibration component in the gas mixture
Annex A (informative) Example of an apparatus suitable for
        the preparation of calibration gas mixtures by the
        static volumetric method
Annex B (informative) Example of determination of the
        volume of metering syringes
Annex C (informative) Example of the determination of the
        uncertainty in the concentration of a calibration
        gas mixture prepared by the static volumetric method
Annex D (informative) Example of the determination of the
        stability, as a function of time, of prepared
        calibration gas mixtures
Bibliography

Defines method for the preparation of calibration gas mixtures by a static volumetric method and provides a procedure for calculating the volumetric composition of the mixture.