BS-EN-13405-2002.pdf
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1、BRITISH STANDARD BS EN 13405:2002 Surface active agents Determination of dialkyl-tetralins content in linear alkylbenzene by high performance liquid chromatography (HPLC) The European Standard EN 13405:2002 has the status of a British Standard ICS 71.100.40 ? Licensed Copy: sheffieldun sheffieldun,
2、na, Mon Oct 30 02:14:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 13405:2002 This British Standard, having been prepared under the direction of the Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on
3、 20 December 2002 BSI 20 December 2002 ISBN 0 580 41022 6 National foreword This British Standard is the official English language version of EN 13405:2002. The UK participation in its preparation was entrusted to Technical Committee CII/34, Methods of test for surface active agents, which has the r
4、esponsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. 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
5、 “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 wi
6、th a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related interna
7、tional 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 17 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments
8、issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 02:14:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13405 December 2002 ICS 71.100.40 English version Surface active agents - Determination of di
9、alkyl-tetralins content in linear alkylbenzene by high performance liquid chromatography (HPLC) Agents de surface - Dtermination de la teneur en dialkylttralines dans les alkylbenznes linaires par chromatographie liquide haute performance (CLHP) Grenzflchenaktive Stoffe - Bestimmung des Gehaltes von
10、 Dialkyltetralin in linearem Alkylbenzol mittels Hochleistungs-Flssigchromatographie (HPLC) This European Standard was approved by CEN on 23 October 2002. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the st
11、atus 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 Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A v
12、ersion in any other language made by translation 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, Fra
13、nce, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, 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
14、2002 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13405:2002 E Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 02:14:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 13405:2002 (E) 2 Contents page Foreword3 1Scope 4 2Norma
15、tive reference 4 3Principle4 4Reagents.4 5Apparatus .4 6Procedure .5 6.1Preliminary test5 6.2Calibration 5 6.3Determination.6 7Calculation8 8Precision.8 8.1General8 8.2Repeatibility limit .8 8.3Reproducibility limit 8 9Test report 9 Annex A (informative) Method of determination of the carbon number
16、distribution of the LAB sample (UOP Method 673-88)11 A.1General11 A.2Principle11 A.3Reagents.11 A.4Apparatus .11 A.5Procedure .12 A.5.1Chromatographic conditions12 A.5.2Determination.13 A.5.3Time for analysis14 A.6Calculations15 A.7Precision.15 A.7.1Repeatability.15 A.7.2Reproducibility.16 Bibliogra
17、phy17 Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 02:14:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 13405:2002 (E) 3 Foreword This document (EN 13405:2002) has been prepared by Technical Committee CEN /TC 276, “Surface active agents“ the secretariat of which is held by AFNOR. This Eu
18、ropean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2003, and conflicting national standards shall be withdrawn at the latest by June 2003. Annex A is informative. According to the CEN/CENELEC Internal
19、Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerla
20、nd and the United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 02:14:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 13405:2002 (E) 4 1 Scope This European Standard specifies a method for the determination of dialkyl-tetralins (DAT), being 1,4-dialkyl-2,3-dihydro-naphthalene in l
21、inear alkylbenzene (LAB) in the range of the mass fraction of 0,5 % to 10 %. 2 Normative reference This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications ar
22、e listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments).
23、 EN ISO 3696:1995, Water for analytical laboratory use - Specification and test methods (ISO 3696:1987). 3 Principle The sample is analysed by isocratic high performance liquid chromatography (HPLC) using a micro-particulate silica stationary phase, 2,2,4-methylpentane mobile phase and ultra-violet
24、absorbance detection at 254 nm. Quantification is made by using a “modified“ external standard technique. Pure standard dialkyl-tetralins (DAT) are not available, therefore the molar response of DAT is assumed to be the same as the commercially available tetrahydronaphthalene (THN) used as external
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