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    I.S. EN ISO 6145-1:2008

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    GAS ANALYSIS - PREPARATION OF CALIBRATION GAS MIXTURES USING DYNAMIC VOLUMETRIC METHODS - PART 1: METHODS OF CALIBRATION

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  30-04-2020

    Language(s):  English

    Published date:  01-01-2008

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Calibration methods
      4.1 General
      4.2 Description of primary or potentially primary
          measuring devices
      4.3 Measurements on the final mixture
    5 Techniques for preparation of gas mixtures calibrated
      by the methods described in Clause 4
      5.1 General
      5.2 Volumetric pumps
      5.3 Continuous injection
      5.4 Capillary
      5.5 Critical orifices
      5.6 Thermal mass flow controllers
      5.7 Diffusion
      5.8 Saturation
      5.9 Permeation
    Annex A (normative) Volume measurement by weighing
                          the water content
    Annex B (informative) Description of secondary devices
                          which need calibration against primary
                          devices
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides the calibration methods involved in the preparation of gas mixtures by dynamic volumetric techniques. Also gives a brief presentation of a non-exhaustive list of examples of dynamic volumetric techniques which are described in more detail in other parts of ISO 6145.

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    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO/IEC Guide 98:1993 Guide to the expression of uncertainty in measurement (GUM)
    ISO 6145-7:2009 Gas analysis Preparation of calibration gas mixtures using dynamic volumetric methods Part 7: Thermal mass-flow controllers
    ISO 6143:2001 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
    ISO 6142:2001 Gas analysis Preparation of calibration gas mixtures Gravimetric method
    ISO 6145-10:2002 Gas analysis — Preparation of calibration gas mixtures using dynamic volumetric methods — Part 10: Permeation method
    ISO 6145-2:2014 Gas analysis Preparation of calibration gas mixtures using dynamic methods Part 2: Piston pumps
    ISO 6145-5:2009 Gas analysis Preparation of calibration gas mixtures using dynamic volumetric methods Part 5: Capillary calibration devices
    ISO 6145-4:2004 Gas analysis Preparation of calibration gas mixtures using dynamic volumetric methods Part 4: Continuous syringe injection method
    ISO 7504:2015 Gas analysis Vocabulary
    ISO 6145-9:2009 Gas analysis Preparation of calibration gas mixtures using dynamic volumetric methods Part 9: Saturation method
    ISO 6145-6:2017 Gas analysis — Preparation of calibration gas mixtures using dynamic methods — Part 6: Critical flow orifices
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