ISO 6145-4:1986

Gas analysis -- Preparation of calibration gas mixtures -- Dynamic volumetric methods -- Part 4: Continuous injection method

Describes the preparation of mixtures by continuos mixing of volume flows, whereby the precision of the concentration of each constituent in the range from 10 000 to 10 ppm (V/V) amounts to about 5%. Includes a practical example with figure.


General information

  • Status :  Withdrawn
    Publication date : 1986-10
  • Edition : 1
  • :
    ISO/TC 158
    Analysis of gases
  • 71.040.40
    Chemical analysis

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