BS ISO 17197:2014 BSI Standards Publication Dimethyl ether (DME) for fuels - Determination of water content Karl Fischer titration method bsi. ..making excellence a habit. BSISO17197:2014 BRITISHSTANDARD National foreword This British Standard is the UK implementation of ISO 17197:2014. The UK participation in its preparation was entrusted to Technical Committee PTI/13, Petroleum Testing and Terminology. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2014. Published by BSI Standards Limited 2014 ISBN9780580793486 ICS 71.080.60; 75.160.20 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments issued since publication Date Text affected BS ISO 17197:2014 ISO 17197 INTERNATIONAL STANDARD First edition 2014-11-15 Dimethyl ether (DME) for fuels Determination of water content - Karl Fischer titration method Diméthylether (DME) pour carburants et combustibles- Determination dela teneur en eau-Méthodepar titrage Karl Fischer TSO ISOReferer2ounbEy @IS0 2014 BS ISO 17197:2014 IS0 17197:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ISO 2014 AHbyghtyraearvedlalestronicotherwsipemifiedlanicaindfutisgppbditcatopyingyobgostingintprndtioedotttilizet otiheamgisowithout prior written permission. Permission can be requested from either Iso at the address below or Iso's member body in the country of the requester. LSSeostglighf officeCH-1211 Geneva 20 Tel. + 4122749 01 11 Fax + 41 22 749 09 47 Published in Switzerland ii @ ISo 2014 - All rights reserved BS ISO 17197:2014 IS0 17197:2014(E) Contents Page Foreword iv Iptroduction. Scope 1 2 Normative references 1 3 Principle 1 4 Reagentsandmaterials 1 5 Apparatus. 2 6 Samplingand sample handling 3 7 Preparationofapparatus 3 8 Calibrationandstandardization. 3 9 Procedure. 10 Calculation 5 11 Report 6 12 Precision 8 AnnexA(informative)Report of the interlaboratorytests Bibliography 10 @ IS0 2014-All rights reserved iii BS ISO 17197:2014 IS0 17197:2014(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards thadiegh(IsO tecbmiset boahiesiftahewokchf pitepareingbodylrnittetesitedaihStandebjestisonowxhidlhycarriechaital committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. IsOcollaboratescloselywiththe electrotechnical standardization.International Electrotechnical Commission (IEC) on all matters of Theprocedures used to develop this document and those intended for its further maintenance are dsocbnoteidiewaeria aaccordanceWith the editorial rules of the Iso/lE Directives, Part 2 (see www.iso.org/directives). Retentionrights.diswts tan hohplssibthaysemponsithe fole maentrryfng alythsh'documaxtba thet Prgais. subject of anypate on the Iso list of patent declarations received (see www.iso.org/patents). Anytrade used in this constitute nameendorsement. document is information given for the convenience of users and does not For an explanation on the meaning of IsO specific terms and expressions related to conformity s SEssdent,(TsSfweifeleWiosmRlin aSO'tForewordadterheceStppreimeinlssy information. the Technical Barriers Thecommitteeresponsibleforthis documentis Iso/TC28,Petroleumproducts andlubricants, Subcommittee SC 4, Classifications and specifications. @ IS0 2014 All rights reserved iv BS ISO17197:2014 IS0 17197:2014(E) Introduction In general, largeamounts of DME in international trade and domestic transportation can be executed DME is solublein water and theamount ofwater contained in the DME gives significant detrimental influencewhenitis usedas fuel. Accordingly,water content inDME has