ISO INTERNATIONAL STANDARD 15901-1 Second edition 2016-04-01 Evaluation of pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 1: Mercury porosimetry Evaluation de la distribution de taille des pores et la porosite des matériaux solides par porosimetrie a mercure et I'adsorption des gaz Partie 1: Porosimeétrie a mercure Reference number ISO 15901-1:2016(E) ISO International Organization for Standardization ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 ed without license from IHS IS0 15901-1:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland 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 Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Licensee-ZHEJIANG INST OF STANDARDIZzRoISQ6 - All rights reserved Not for Resale, 2016/7/20 02:45:06 networking permited without license from IHS IS0 15901-1:2016(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions ..1 4 Symbols and abbreviated terms ..4 5 Principles .5 6 Apparatus and material ..6 6.1 Sample holder. ..6 6.2 Porosimeter .7 6.3 Mercury .7 7 Procedures for calibration and performance ..7 7.1 General. 7 7.2 Pressure signal calibration .7 7.3 Volume signal calibration 7.4 Vacuum transducer calibration 7 7.5 Verification of porosimeter performance ..8 8 Procedures ..8 8.1 Sampling .8 8.1.1 Obtaining a test sample .8 8.1.2 Quantity of sample 8 8.2 Method .9 8.2.1 Sample pre-treatment .9 8.2.2 Filling of the sample holder and evacuation 9 8.2.3 Filling the sample holder with mercury. .9 8.2.4 Measurement 10 8.2.5 Completion of test. .10 8.2.6 Blank and sample compression correction. .10 9 Evaluation .11 9.1 Determination of the pore size distribution 11 9.2 Determination of the specific pore volume .11 9.3 Determination of the specific surface area .12 9.4 Determination of the bulk and skeleton densities .12 9.5 Determination of the porosity ..13 10 Reporting ..13 Annex A (informative) Mercury porosimetry analysis results ..14 Annex B (informative) Recommendations for the safe handling of mercury ..17 Bibliography ..19 ii icensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 without license from IHS