ISO INTERNATIONAL STANDARD 10121-2 Firstedition 2013-04-01 Test methods for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 2: Gas-phase air cleaning devices (GPACD) Méthodes d'essai pour I'évaluation de la performance des meédias et des dispositifs de filtration moléculaire pour la ventilation générale - Partie 2: Dispositifs de filtration moleéculaire (GPACD) Reference number IS0 10121-2:2013(E) TSO CopyrightInternational Organization for Standardization @ IS0 2013 I without license from IHS Not for Resale IS0 10121-2:2013(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2013 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 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 Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 10121-2:2013(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. .1 2 Normative references 3 Terms and definitions 4 Symbols and abbreviated terms 4.1 Symbols . 6 4.2 Abbreviated terms .7 5 Testing of GPACDs. 5.1 General .8 5.2 Test setup and normative section of test stand 5.3 Raw data, sampling accuracy and normative generation parameters .9 5.4 Test parameters selected between user and supplier 10 5.5 Simplified benchmark setup .11 6 Test sequence .13 6.1 General .13 6.2 Conditioning and pressure drop determination ..13 6.3 Initial removal efficiency .14 6.4 Capacity determination .16 6.5 Retentivity determination 19 7 Validation of test setup .20 7.1 General 20 7.2 Determination of rise time and decay time 20 8 Evaluation and report .22 8.1 Test report introduction 22 8.2 Test report example. .23 9 Safety features .27 Annex A (normative) Test equipment requirements, equipment validation and routineoperation .28 Annex B (informative) Challenge gases, generation sources and analysis techniques ..31 Annex C (informative) Test equipment designs .36 Bibliography .39 iii ded by IHS under lic ense with ISt ithout license from IHS Not for Resale