Reference number
ISO 6145-4:1986
© ISO 2025
ISO 6145-4:1986
Gas analysis — Preparation of calibration gas mixtures — Dynamic volumetric methods — Part 4: Continuous injection method
Edition 1
1986-10
Withdrawn
Withdrawn (Edition 1, 1986)

Abstract

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     : Withdrawn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
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 5
  • Technical Committee :
    ISO/TC 158
    ICS :
    71.040.40 
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