BS 4559-3:1983

National foreword
Committees responsible
Methods
1. Scope and field of application
2. Principles of the methods
3. Examples of use
Annexes
A. Example of preparation of calibration mixtures of
    carbon monoxide in nitrogen at 4315 - 274,2 - 42,67
    and 3,21 ppm (V/V) according to the procedure
    described in 3.1.3
    Calculation of concentrations
B. Example of preparation of calibration mixtures of
    carbon monoxide in nitrogen at 4315 - 274,2 - 42,67
    and 3,21 ppm (V/V) according to the procedure
    described in 3.1.3
    Calculation of percentage errors
Tables
1. Example of the range of containers which can be used
2. Example of schematic representation of preparation
    of calibration mixtures of carbon monoxide in
    nitrogen at 4315 - 274,2 - 42,67 and 3,21 ppm (V/V)
    according to the procedure described in 3.1.3.
Figures
1. Apparatus for measuring a volume of carbon monoxide
2. Apparatus for preparation of a nitrogen/carbon
    monoxide calibration mixture
3. Diagrammatic view of gas blender

Describes principles for non-continuous preparation of mixtures at or near atmosphere pressure and procedure for calculation of errors. Precision 0.1% to 1%.