ISO/TR TECHNICAL REPORT 24094 First edition 2006-05-15 Analysis of natural gas - Validation methods for gaseous reference materials Analyse du gaz naturel Methodes de validation pour materiaux de réference gazeux Reference number ISO/TR 24094:2006(E) @ ISO 2006 py IHS under lic itted without license from IHS Not for Resale, 12/20/2015 05:53:52 MST ISO/TR 24094:2006(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF fle can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ?ISO2006 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, IsO's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2006 - All rights reserved ed without license from IHS Not for Resale, 12/20/2015 05:53:52MST ISO/TR 24094:2006(E) Contents Page Foreword. iv 1 Scope. 2 Normative references .. 3 Development of the validation methods... 2 4 Results of the VAMGAS project . Annex A (informative) Report on the validation methods for gaseous reference materials .. Bibliography .47 Copyright International Organization for Stadardizalon ghts reserved ii d by IHS under se with IS ed without license from IHS Not for Resale, 12/20/2015 05:53:52MST ISO/TR 24094:2006(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through IsO technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeer non-governmental,inliaisonwithIsO,also take partin the work.Iso collaboratesclosely withthe International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. In exceptional circumstances, when a technical committee has collected data of a different kind from that informative in nature and does not have to be reviewed until the data it provides are considered to be no longer valid or useful. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ofnaturalgas. ional Organization for Standardization @ISO2006-All rights reserved TECHNICAL REPORT ISO/TR 24094:2006(E) Analysis of natural gas Validation methods for gaseous reference materials 1 Scope This Technical Report describes the validation of the calorific value and density calculated from current practice natural gas analysis by statistical comparison with values obtained by measurement using a reference calorimeter and a density balance. 2Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. Iso 6142, Gas analysis — Preparation of calibration gas mixtures Gravimetric meth