ISO-20773-2007.pdf
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1、 Reference number ISO 20773:2007(E) ISO 2007 INTERNATIONAL STANDARD ISO 20773 First edition 2007-05-01 Cigarettes Determination of nicotine- free dry particulate matter and nicotine in sidestream smoke Method using a routine analytical linear smoking machine equipped with a fishtail chimney Cigarett
2、es Dtermination de la matire particulaire anhydre et exempte de nicotine et de la nicotine dans le courant secondaire de fume Mthode utilisant une machine fumer analytique de routine linaire quipe de chemines individuelles en forme de queue de poisson Copyright International Organization for Standar
3、dization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 05/16/2007 00:32:04 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 20773:2007(E) PDF disclaimer This PDF file may contain embedded typefaces. In accorda
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5、nsing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printin
6、g. 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. COPYRIGHT PROTECTED DOCUMENT ISO 2007 All rights reserved. Unless otherwise s
7、pecified, 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 requester. ISO copyright offic
8、e Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO 2007 All rights reserved Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/111
9、1111001, User=Wing, Bernie Not for Resale, 05/16/2007 00:32:04 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 20773:2007(E) ISO 2007 All rights reserved iii Contents Page Foreword. v Introduction. vi 1 Scope . 1 2 Normative references. 1 3 Terms and definitions. 2 4 Pr
10、inciple. 3 5 Apparatus 4 6 Reagents 6 7 Sampling and preparation of cigarettes. 7 7.1 General. 7 7.2 Symbols. 8 7.3 Preparation of the cigarettes for smoking . 8 7.4 Selection of test portions of cigarettes 8 7.5 Marking the butt length 9 7.6 Selection of cigarettes 10 7.7 Conditioning 10 7.8 Prelim
11、inary tests before smoking. 10 8 Preparation for the smoking run. 10 8.1 Smoking plan 10 8.2 Preparation of mainstream and sidestream smoke traps and cigarette holders. 10 8.3 Setting up the smoking machine 11 8.4 Assembly of fishtail chimney, sidestream trap and impinger trap 11 9 Procedure for smo
12、king run and collection of sidestream smoke . 11 9.1 Preparation of fishtail chimney. 11 9.2 Preparation of impinger trap . 11 9.3 Setting the fishtail chimney flow rate. 11 9.4 Connection of sidestream glass-fibre pad holders. 11 9.5 Record the atmospheric conditions . 12 9.6 Loading the cigarettes
13、 12 9.7 Smoking the cigarettes 12 10 Determination of total particulate matter . 12 10.1 Total sidestream particulate matter retained on glass-fibre filter pads 12 10.2 Calculation of total sidestream particulate matter retained on glass-fibre filter pads 13 10.3 Treatment of total sidestream partic
14、ulate matter retained on glass-fibre filter pads 13 10.4 Extraction of sidestream particulate matter in the fishtail chimney . 14 10.5 Estimation of sidestream particulate matter in the fishtail chimney. 14 11 Determination of sidestream nicotine 15 11.1 Determination of nicotine in the sidestream g
15、lass-fibre filter pad, Np 15 11.2 Determination of nicotine in the fishtail chimney extract, Nc. 15 11.3 Determination of nicotine in the impinger trap, Ni. 15 11.4 Calculation of total sidestream nicotine, N 15 12 Determination of nicotine-free dry sidestream particulate matter 15 12.1 Determinatio
16、n of nicotine-free dry sidestream particulate matter on the glass-fibre filter pad 15 12.2 Determination of total nicotine-free dry sidestream particulate matter 16 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User
17、=Wing, Bernie Not for Resale, 05/16/2007 00:32:04 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 20773:2007(E) iv ISO 2007 All rights reserved 13 Test report16 13.1 General.16 13.2 Characteristic data about the cigarette 16 13.3 Data about sampling.16 13.4 Description
18、of test.17 13.5 Test results17 14 Repeatability and reproducibility 18 Annex A (informative) Smoking plans19 Annex B (informative) Typical dilution factors for estimation of chimney particulate matter .23 Bibliography .24 Copyright International Organization for Standardization Provided by IHS under
19、 license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 05/16/2007 00:32:04 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 20773:2007(E) ISO 2007 All rights reserved v Foreword ISO (the International Organization for Standardization) is a
20、 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 a subject for which a technical committee has been established has the right to be represente
21、d 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 Commission (IEC) on all matters of electrotechnical standardization. International Standards are draf
22、ted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Sta
23、ndard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the 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 20773 was prepared
24、by Technical Committee ISO/TC 126, Tobacco and tobacco products. Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 05/16/2007 00:32:04 MDTNo reproduction or networking permitted without
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