ISO-4735-2002.pdf
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1、INTERNATIONAL STANDARD ISO 4735 Second edition 2002-08-01 Reference number ISO 4735:2002(E) ISO 2002 Oils of Citrus Determination of CD value by ultraviolet spectrometric analysis Huiles essentielles de Citrus Dtermination de la valeur CD par analyse spectromtrique dans lultraviolet Copyright Intern
2、ational Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/24/2007 20:55:35 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 4735:2002(E) ii ISO 2002 All rights reserved PDF disclaimer
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5、e; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO 2002 All rights
6、reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member body in the country of the re
7、quester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.ch Web www.iso.ch Printed in Switzerland Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards
8、1/9972545001 Not for Resale, 04/24/2007 20:55:35 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 4735:2002(E) ISO 2002 All rights reserved iii Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO m
9、ember bodies). The work of preparing International Standards is normally carried 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, governm
10、ental and non-governmental, in liaison with ISO, also take part in the work. 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 Dir
11、ectives, Part 3. 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 e
12、lements of this International Standard may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. International Standard ISO 4735 was prepared by Technical Committee ISO/TC 54, Essential oils. This second edition cancels and replaces the fir
13、st edition (ISO 4735:1981), which has been technically revised. Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/24/2007 20:55:35 MDTNo reproduction or networking permitted without licens
14、e from IHS -,-,- Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/24/2007 20:55:35 MDTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARDISO 4735
15、:2002(E) ISO 2002 All rights reserved 1 Oils of Citrus Determination of CD value by ultraviolet spectrometric analysis 1Scope This International Standard specifies a method for the determination of the CD value of the essential oils of Citrus by ultraviolet spectrometric analysis. 2Normative referen
16、ces The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this
17、International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid
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