BS-EN-13270-2001.pdf
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1、BRITISH STANDARD BS EN 13270:2001 Incorporating Corrigendum No. 1 Surface active agents Determination of the active matter content in alkyldimethylbetaines The European Standard EN 13270:2001 has the status of a British Standard ICS 71.100.40 ? Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30
2、04:57:06 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 13270:2001 This British Standard, having been prepared under the direction of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 June 2001 BSI 8 January 2
3、004 ISBN 0 580 37404 1 National foreword This British Standard is the official English language version of EN 13270:2001, including Corrigendum July 2002. The UK participation in its preparation was entrusted to Technical Committee CII/34, Methods of test for surface active agents, which has the res
4、ponsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Additional information Some textual errors were discovered when the English language version of EN 13270:2001 was adopted as the national standard. Some of the chemical names are not co
5、nsistently presented and do not conform to IUPAC recommendations. These textual errors have been reported to CEN in a proposal to amend the text of the European Standard. Cross-references The British Standards which implement international or European publications may be found in the BSI Standards C
6、atalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for the
7、ir correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed;
8、monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 10, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates w
9、hen the document was last issued. Amendments issued since publication Amd. No. DateComments 14889 Corrigendum No. 1 8 January 2004Correction to Clause 10.2 Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 04:57:06 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUR
10、OPISCHE NORM EN 13270 March 2001 ICS 71.100.40 Incorporating corrigendum July 2002 English version Surface active agents Determination of the active matter content in alkyldimethylbetaines Agents de surface Dosage de la teneur en matire active dans les alkyldimthylbtanes Grenzflchenaktive Stoffe Bes
11、timmung des Aktivgehalts in Alkyldimethylbetainen This European Standard was approved by CEN on 4 February 2001. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any al
12、teration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by trans
13、lation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, It
14、aly, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2001 CEN All rights of exploitation in any form a
15、nd by any means reserved worldwide for CEN national Members. Ref. No. EN 13270:2001 E Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 04:57:06 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 2 EN 13270:2001 BSI 8 January 2004 Contents Foreword 3 1 Scope.4 2 Normative references.4 3 Terms and
16、definitions 4 4 Principle.4 5 Reagents4 6 Apparatus5 7 Sampling and preparation of the test sample .5 8 Procedure5 9 Calculation and expression of results5 10 Precision6 11 Test report.6 Annex A (informative) Ring test results7 Annex B (informative) Example for potentiometric titration parameters8 A
17、nnex C (informative) Typical titration curve of an alkyl dimethyl betaine and its first derivative9 Bibliography.10 Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 04:57:06 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 3 EN 13270:2001 BSI 8 January 2004 Foreword This European Standard has b
18、een prepared by Technical Committee CEN/TC 276, Surface active agents, the Secretariat of which is held by AFNOR. 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 September 2001, and conflicting na
19、tional standards shall be withdrawn at the latest by September 2001. Annexes A, B, and C are informative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic
20、, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Lithuania, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 04:57:06 GMT+00:00 2006, Uncontrolled Copy, (c) BSI P
21、age 4 EN 13270:2001 BSI 8 January 2004 1 Scope This European Standard specifies a test method for the determination of up to 1 mmol of alkyl dimethyl betaine. Monochloroacetic acid, glycolic acid, strong acids and amines do not interfere. 2 Normative references This European Standard incorporates by
22、 dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Stand
23、ard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN ISO 3696, Water for analytical laboratory use Specification and test methods (ISO 3696:1987). ISO 607, Surface active agents and dete
24、rgents Methods of sample division. 3 Terms and definitions For the purposes of this European Standard, the following terms and definitions apply. 3.1 active matter content content of alkyl dimethyl betaine which can be determined by this test method, expressed in grams per 100 g 4 Principle Alkyl di
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