BS-ISO-1740-2004.pdf
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1、BRITISH STANDARD BS ISO 1740:2004 Milkfat products and butter Determination of fat acidity (Reference method) ICS 67.100.10; 67.100.30 ? Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 27 03:46:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS ISO 1740:2004 This British Standard was published und
2、er the authority of the Standards Policy and Strategy Committee on 7 December 2004 BSI 7 December 2004 ISBN 0 580 44984 X National foreword This British Standard reproduces verbatim ISO 1740:2004 and implements it as the UK national standard. It supersedes BS 5086-6:1992 which is withdrawn. The UK p
3、articipation in its preparation was entrusted to Technical Committee AW/5, Milk and milk products, which has the responsibility 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
4、publications referred to in this document may be found in the BSI Catalogue under the section entitled “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 th
5、e necessary provisions of a contract. Users are responsible for its 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 international/European committee any enquiries on th
6、e interpretation, or proposals for change, and keep the UK interests informed; 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 ISO title page, pages ii to v, a blank page, pages
7、1 to 7 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 27 03:46:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Reference num
8、bers ISO 1740:2004(E) IDF 6:2004(E) OSI DI dnaF 4002 INTERNATIONAL STANDARD ISO 1740 IDF 6 Third edition 2004-12-01 Milkfat products and butter Determination of fat acidity (Reference method) Produits matire grasse laitire et beurre Dtermination de lacidit de la matire grasse (Mthode de rfrence) BS
9、ISO 1740:2004 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 27 03:46:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI IS:0471 O4002(E) ID:6 F4002(E) DPlcsid Fremia ihTs PDF file may ctnoian emdebt dedyfepcaes. In ccaocnadrw eith Aebods licensilop gnic,y this file mairp eb ynted iv roweb detu slah
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14、di gn BoulA draveugust 08 sreyeR e B-1 030Brssuels leT. 14 + 20 947 2111 eTl. 23 + 29 337 888 aFx0 947 22 14 + 974 aFx0 337 2 23 + 431 -Email copyrightisoo.rg -Emailni off-lidif.org We bwww.is.ogro ii ISO a dnID 4002 FA ll rihgtsser edevr BS ISO 1740:2004 Licensed Copy: sheffieldun sheffieldun, na,
15、Mon Nov 27 03:46:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI IS:0471 O4002(E) ID:6 F4002(E) I SO dna ID 4002 F All irhgts seredevr iii Contents Forewordiv 1 Scope1 2 Terms and definitions.1 3 Principle.1 4 Reagents1 5 Apparatus.2 6 Sampling3 7 Procedure.3 7.1 Preparation of test sample.3 7.2 Test
16、portion .3 7.3 Determination4 7.4 Blank test.4 7.5 Check test4 8 Expression of results4 9 Precision5 9.1 Interlaboratory test .5 9.2 Repeatability5 9.3 Reproducibility5 10 Test report6 Bibliography .7 BS ISO 1740:2004 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 27 03:46:27 GMT+00:00 2006, Un
17、controlled Copy, (c) BSI IS:0471 O4002(E) ID:6 F4002(E) iv I SO dna ID 4002 F All irhgts seredevr 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 ca
18、rried out through ISO technical committees. Each member body interested in a subject for which a technical 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
19、. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare Intern
20、ational Standards. Draft International Standards 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. Attention is drawn to the possibility that some of the
21、 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. ISO 1740IDF 6 was prepared by Technical Committee ISO/TC 34, Food products, Subcommittee SC 5, Milk and milk products, and the International Dairy Federati
22、on (IDF), in collaboration with AOAC International. It is being published jointly by ISO and IDF and separately by AOAC International. This edition of ISO 1740IDF 6 cancels and replaces ISO 1740:1991, of which it constitutes a minor revision. Only editorial changes have been made. BS ISO 1740:2004 L
23、icensed Copy: sheffieldun sheffieldun, na, Mon Nov 27 03:46:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI IS:0471 O4002(E) ID:6 F4002(E) I SO dna ID 4002 F All irhgts seredevr v Foreword IDF (the International Dairy Federation) is a worldwide federation of the dairy sector with a National Committee
24、in every member country. Every National Committee has the right to be represented on the IDF Standing Committees carrying out the technical work. IDF collaborates with ISO and AOAC International in the development of standard methods of analysis and sampling for milk and milk products. Draft Interna
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