BS-EN-15489-2007 BS-2000-539-2007.pdf
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1、BRITISH STANDARD BS EN 15489:2007 BS 2000-539:2007 Ethanol as a blending component for petrol Determination of water content Karl Fischer coulometric titration method The European Standard EN 15489:2007 has the status of a British Standard ICS 71.080.60 ? Licensed Copy: London South Bank University,
2、 London South Bank University, Wed Oct 17 01:21:06 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 15489:2007 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2007 BSI and Energy Institute 2007 ISBN 978 0 580 56677 6 National forew
3、ord This British Standard is the UK implementation of EN 15489:2007. 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. Energy Insti
4、tute, under the brand of IP, publishes and sells all Parts of BS 2000, and all BS EN petroleum test methods that would be Part of BS 2000, both in its annual publication “Standard methods for analysis and testing of petroleum and related products and British Standard 2000 Parts” and individually. Fu
5、rther information is available from: Energy Institute, 61 New Cavendish Street, London W1G 7AR. Tel: 020 7467 7100. Fax: 020 7255 1472. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Britis
6、h Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments Licensed Copy: London South Bank University, London South Bank University, Wed Oct 17 01:21:06 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE N
7、ORM EN 15489 August 2007 ICS 71.080.60 English Version Ethanol as a blending component for petrol - Determination of water content - Karl Fischer coulometric titration method Ethanol comme base de mlange lessence - Dtermination de la teneur en eau - Mthode de titrage coulomtrique Karl Fischer Ethano
8、l zur Verwendung als Blendkomponente in Ottokraftstoff - Bestimmung des Wassergehaltes - Coulometrisches Titrationsverfahren nach Karl Fischer This European Standard was approved by CEN on 30 June 2007. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the con
9、ditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in th
10、ree official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of
11、 Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN
12、 COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15489:2007: E Licensed Copy: Lo
13、ndon South Bank University, London South Bank University, Wed Oct 17 01:21:06 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EN 15489:2007 (E) 2 Contents Page Foreword. 3 1 Scope 4 2 Normative references . 4 3 Terms and definitions. 4 4 Principle. 4 5 Reagents and materials 4 6 Apparatus 5 7 Sampling an
14、d sample handling. 5 8 Apparatus preparation 5 9 Apparatus verification 6 10 Procedure 6 11 Calculation. 7 12 Expression of results 7 13 Precision 7 13.1 General. 7 13.2 Repeatability, r 7 13.3 Reproducibility, R . 7 14 Test report . 8 Bibliography . 9 Licensed Copy: London South Bank University, Lo
15、ndon South Bank University, Wed Oct 17 01:21:06 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EN 15489:2007 (E) 3 Foreword This document (EN 15489:2007) has been prepared by Technical Committee CEN/TC 19 “Gaseous and liquid fuels, lubricants and related products of petroleum, synthetic and biological o
16、rigin”, the secretariat of which is held by NEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2008, and conflicting national standards shall be withdrawn at the latest by February 2008
17、. This document was prepared by CEN/TC 19s Ethanol Task Force and is based on the Energy Institute standard IP 539 1. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bu
18、lgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. . Licensed Copy: London South
19、 Bank University, London South Bank University, Wed Oct 17 01:21:06 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EN 15489:2007 (E) 4 1 Scope This European Standard specifies a method for the direct determination of water in ethanol to be used in gasoline blends. It is applicable to ethanol having wate
20、r contents in the range 0,039 % (m/m) to 0,500 % (m/m). NOTE For the purposes of this document, the term “% (m/m)” is used to represent the mass fraction. WARNING Use of this standard may involve hazardous materials, operations and equipment. This standard does not purport to address all of the safe
21、ty problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 2 Normative references The following referenced documents are indispensable for the
22、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. EN ISO 3170, Petroleum liquids Manual sampling (ISO 3170:2004) EN ISO 3696, Water for analytical laboratory us
23、e Specification and test methods (ISO 3696:1987) 3 Terms and definitions For the purposes of this European Standard, the following terms and definitions apply. 3.1 water content content of water determined by coulometric Karl Fischer procedure as given in this document 4 Principle A weighed test por
24、tion is injected into the titration vessel of a coulometric Karl Fischer apparatus in which iodine for the Karl Fischer reaction is generated coulometrically at the anode. When all the water has been titrated, excess iodine is detected by an electrometric end-point detector and the titration is term
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