FINAL INTERNATIONAL ISO/FDIS DRAFT STANDARD 20773 ISO/TC126 Cigarettes Determination of Secretariat: DIN nicotine-free dry particulate matter Voting begins on: 2013-05-02 and nicotine in sidestream smoke Method using a routine analytical Voting terminates on: 2013-07-02 linear smoking machine equipped with a fishtail chimney Cigarettes-Détermination de la matiere particulaire anhydre et exemptedenicotineetdelanicotinedanslecourantsecondairede fumee-Méthodeutilisant unemachineafumeranalytique deroutine lineaire équipéede cheminées individuelles en forme de queue depoisson SUBMIT, WITH THEIR COMMENTS, NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING DOCUMENTATION Reference number LOGICAL,COMMERCIAL AND USER PURPOSES, IS0/FDIS20773:2013(E) DRAFT INTERNATIONALSTANDARDS MAY ON ISO OCCASION HAVE TO BE CONSIDERED IN THE LIGHTOFTHEIRPOTENTIALTOBECOMESTAN- DARDSTOWHICHREFERENCEMAYBEMADEIN Copyright International Organization for Standardization NS @IS02013 from IHS Not for Resale IS0/FDIS20773:2013(E) COPYRIGHTPROTECTEDDOCUMENT ISO2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior writteni permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211 Geneva 20 Tel.:+4122 749 0111 Fax +4122 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2013- All rights reserved No reproduction or networking permited without license from IHS Not for Resale IS0/FDIS20773:2013(E) Contents Page Foreword ..V Introduction.. ...vi 1 Scope.... 2 Normative references 3 Terms and definitions ..1 4 Principle 5 Apparatus. ..3 6 Reagents. 7 Sampling and preparation of cigarettes .7 7.1 General ..7 7.2 Symbols. .7 7.3 Preparationofthecigarettesforsmoking .8 7.4 Selection of test portions of cigarettes. .8 7.5 Marking the butt length. .9 7.6 Conditioning. 7.7 Preliminary tests before smoking ..10 8 Preparation for the smoking run .10 8.1 Smokingplan ..10 8.2 Preparationof mainstreamand sidestream smoketrapsand cigaretteholders ..10 8.3 Setting up the smoking machine ..10 8.4 Assemblyoffishtailchimney,sidestreamsmoketrapandimpingertrap ..10 6 Procedureforsmokingrunandcollectionofsidestreamsmoke .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 smokefilterpad holders ..11 9.5 Recordtheatmospheric conditions .11 9.6 Loading the cigarettes.. .11 9.7 Smoking the cigarettes. ..12 10 Determination oftotal particulate matter. .12 10.1 Total sidestream smoke particulate matter retained on filter pads ..12 10.2 Calculationoftotal sidestreamsmokeparticulatematterretainedonfilterpads ..13 10.3 Treatmentoftotal sidestream smokeparticulatematter retained onfilterpads ..13 10.4 Extractionofsidestreamsmokeparticulatematterfromthefishtail chimney ..13 10.5 Estimation of sidestream smoke particulate matter in thefishtail chimney ..14 11 Determination of sidestream smoke nicotine.. ..15 11.1 Determination of nicotine in thesidestream smokefilterpad,Np 11.2 Determination of nicotine in the fishtail chimney extract, Nc 11.3 Determination of nicotine in the impinger trap, Ni .15 11.4 Calculation of total sidestream smoke nicotine, N ..15 12 Determination ofnicotine-freedry sidestream smokeparticulate matter .16 12.1 Determination of nicotine-freedry sidestream smokeparticulatematteron the filterpad ..16 12.2 Determinationoftotal nicotine-freedrysidestreamsmokeparticulatematter ..16 13 Test report. ..16 13.1 General .16 13.2 Characteristic data about the cigarette. ..16 13.3 Data about sampling ..17 13.4 Descriptionoftest. ..17 iii orStan No reproduction or networking permi thout licen