ISO INTERNATIONAL STANDARD 12219-9 First edition 2019-04 Interior air of road vehicles Part 9: Determination of the emissions of volatile organic compounds from vehicle interior parts - Large bag method Air intérieur des veéhicules routiers - Partie 9: Détermination des émissions de composés organiques volatils des parties et matériaux intérieurs des véhicules - Méthode dugrand sac Reference number IS0 12219-9:2019(E) os1 @ IS0 2019 IS0 12219-9:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 written 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 CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 12219-9:2019(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references ..1 3 Terms and definitions 4 Principle .2 5 Apparatus and materials. .2 5.1 General. 2 5.2 Large sampling bag. .3 5.2.1 General. .3 5.2.2 Material .3 5.2.3 Airtightness .3 5.2.4 Bag blank concentration .3 5.3 Purity of the filling gas 3 5.4 Thermostatic oven.. .3 5.5 Pumps 4 5.6 Integrating flow meter or gas meter .4 6 Test conditions ..4 6.1 General 4 6.2 Vehicle interior parts .4 6.3 Storage period and storage conditions 6.4 Heating temperature. .5 6.5 Heating time. .5 6.6 Gas amount to be filled in a sampling bag .5 7 Verification of test conditions. .5 7.1 Monitoring of test conditions. .5 7.2 Recoveryrate .5 8 Test method .5 8.1 .5 Test equipment 8.2 Preparation for testing .6 8.2.1 Heated cleaning of sampling bag .6 8.2.2 Preparation of large sampling bags .6 8.3 Emissiontest . 6 8.4 Gas sampling 1 9 Analysis procedures. .7 9.1 Analysis of VOC ..7 9.2 Analysis of formaldehyde and other carbonyl compounds .8 10 Calculation of sampling bag values .8 11 Test report 12 Quality assurance/quality control (QA/QC) .11 Annex A (informative) Summary for heated cleaning process for large sampling bags ..12 Annex B (informative) Supplement on test report and recovery rate ..13 Bibliography ..15 @ IS0 2019 - All rights reserved iii