National foreword
This British Standard is the official English language version of EN 589:2004,including Corrigendum September 2004. It supersedes BS EN 589:2000 which is withdrawn.
The UK participation in its preparation was entrusted to Technical Committee PTI/15, Natural gas and gas analysis, which has the responsibility to:
  一aid enquirers to understand the text;
  一present to the responsible international/European committee any
        enquiries on the interpretation, or proposals for change, and keep the
        UK interests informed,
  一monitor related international and European developments and
        promulgate them in the UK.
A list of organizations represented on this committee can be obtained on request to its secretary.
The principal differences between this edition of BS EN 589 and the 2000 edition are given in the European Standard foreword.
EN 589 requires that each country implementing it establishes national annexes detailing requirements for sampling and pump marking, as well as climate-dependent requirements. These requirements are given in National annex NA, National annex NB and National annex NC respectively.
WARNING. Attention is drawn to the warning given in Annex A. Attention is also drawn to the guidance notes associated with the Control of Substances Hazardous to Health Regulations 2002, such as the current version of Guidance Note EH 40, Occupational exposure limits, published by the Healthand Safety Executive.
Cross-references
The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled'‘ International Standards Correspondence Index", or by using the "Search" facility of the BSI Electronic Catalogue or of British Standards Online.
This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application Compliance with a British Standard does not of itself confer immunity from legal obligations.
Summary of pages
This document comprises a front cover, an inside front cover, the EN title page,
pages 2 to 16, an inside back cover and a back cover.
The BSI copyright notice displayed in this document indicates when the document was last issued.

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