BS-EN-ISO-1737-2000 BS-1742-3-2000.pdf
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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 1737:2000 BS 17
2、42-3:2000 The European Standard EN ISO 1737:1999 has the status of a British Standard ICS 67.100.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Evaporated milk and sweetened condensed milk Determination of fat content Gravimetric method (Reference method) Licensed Copy: sh
3、effieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontrolled Copy, (c) BSI This British Standard, having been prepared under the direction of the Consumer Products and Services Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 M
4、ay 2000 BSI 05-2000 ISBN 0 580 34288 3 BS EN ISO 1737:2000 Amendments issued since publication Amd. No.DateComments National foreword This British Standard is the official English language version of EN ISO 1737:1999. It is identical with ISO 1737:1999. It supersedes BS 1742-3:1990 which is withdraw
5、n. The UK participation in its preparation was entrusted to Technical Committee AW/5, Chemical analysis of milk and milk products, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, o
6、r proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that C
7、EN and CENELEC Standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the s
8、ection 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 their correct application.
9、Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, pages ii to iv, pages 1 to 14, an inside back cover and a
10、back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Unco
11、ntrolled Copy, (c) BSI EN ISO 1737:1999 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontrolled Copy, (c) BSI A Reference number ISO 1737:1999(E) INTERNATIONAL STANDARD ISO 1737 Third edition 1999-12-01 Evaporated milk and sweetened condensed milk Determination o
12、f fat content Gravimetric method (Reference method) Lait concentr sucr et non sucr Dtermination de la teneur en matire grasse Mthode gravimtrique (Mthode de rfrence) EN ISO 1737:1999 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii Content
13、s 1 Scope1 2 Normative reference1 3 Term and definition .1 4 Principle1 5 Reagents.2 6 Apparatus.2 7 Sampling.3 8 Preparation of test sample3 8.1 Evaporated milk3 8.2 Sweetened condensed milk.4 9 Procedure.4 9.1 Test portion.4 9.2 Blank tests.4 9.3 Preparation of fat-collecting vessel5 9.4 Determina
14、tion5 10 Calculation and expression of results.7 10.1 Calculation.7 10.2 Expression of results .7 11 Precision.8 11.1 Interlaboratory test.8 11.2 Repeatability8 11.3 Reproducibility8 12 Test report8 EN ISO 1737:1999 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Unco
15、ntrolled Copy, (c) BSI iii Annex A (informative) Notes on procedures9 Annex B (informative) Alternative procedure using fat-extraction tubes with siphon or wash-bottle fittings .11 Bibliography14 EN ISO 1737:1999 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontr
16、olled Copy, (c) BSI iv 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 carried out through ISO technical committees. Each member body interested in
17、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. ISO collaborates closely with the International Electrotechnical Commissi
18、on (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an I
19、nternational Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 1737 was prepared by Technical Committee ISO/TC 34, Agricultural food products, Subcommittee SC 5, Milk and milk products, in collaboration with the International Dairy Federation
20、 (IDF) and AOAC International, and will also be published by these organizations. This third edition cancels and replaces the second edition (ISO 1737:1985), which has been technically revised. Annexes A and B of this International Standard are for information only. EN ISO 1737:1999 Licensed Copy: s
21、heffieldun sheffieldun, na, Sun Nov 19 14:53:28 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 1 Evaporated milk and sweetened condensed milk Determination of fat content Gravimetric method (Reference method) WARNING The use of this International Standard may involve hazardous materials, operations and
22、equipment. This standard does not purport to address all the safety problems associated with its use. It is the responsibility of the user of this standard to establish safety and health practices and determine the applicability of regulatory limitations prior to use. 1 Scope This International Stan
23、dard specifies the reference method for the determination of the fat content of all types of evaporated milk and sweetened condensed milk (liquid sweetened and unsweetened concentrated milk). 2 Normative reference The following normative document contain provisions which, through reference in this t
24、ext, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, this publication do not apply. However, parties to agreement based on this International Standard are encouraged to investigate the possibility of applying the most recent edit
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