ISO INTERNATIONAL STANDARD 18158 Firstedition 2016-03-01 Workplace air Terminology Qualitéde I'air-Terminologie Reference number IS0 18158:2016(E) ISO International Organization for Standardization =ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 Not for Resale, 2016/4/26 02:44:21 No reproduction or networking permitted without license from IHS IS0 18158:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,PublishedinSwitzerland 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 copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Intenationaibr PrganizationforStandardization ensee-ZHEJIANG INST OF STANDARDIZRoISQ ,6 - All rights reserved etworking permitted without license from IHS IS0 18158:2016(E) Contents Page Foreword ..iv Introduction. ..V Scope. ..1 2 Terms and definitions 2.1 Generalterms 1 2.1.1 Agents. .1 2.1.2 Airpollutants 1 2.1.3 Health-related fractions and conventions. .2 2.1.4 Aerosols .3 2.1.5 Exposure assessment. .5 2.1.6 Otherterms .6 2.2 Terms related to the physical and chemical processes of workplace (air) sampling .6 2.2.1 Workplace (air) sample .6 2.2.2 Workplace (air) sampler .7 2.2.3 Workplace (air) sampling 10 2.3 Terms related to the analytical method .12 2.4 Terms related to method performance 14 2.4.1 Efficiency. ..14 2.4.2 Uncertainty ..14 2.4.3 General statistical terms ..17 2.4.4 Other statistical terms. .19 Annex A (informative) Alphabetical index of terms defined ..20 AnnexB (informative)Additional terms .24 Bibliography .28 iii ee=ZHEJIANG INST OF STANDARDIZATION C15956617 vided by IHS underI ithout license from IHS Not for Resale, 2016/4/26 02:44:21