ISO INTERNATIONAL 15825 STANDARD Third edition 2017-03 Rubber compounding ingredients - Carbon black Determination of aggregate size distribution by disc centrifuge photosedimentometry Ingrédients de mélange de caoutchouc Noir de carbone - Détermination de la distribution dimensionnelle des agregats par photosedimentométrie avec centrifugeuse a disque Reference number IS0 15825:2017(E) International Organization for Standardization @ IS0 2017 =ZHEJIANG INST OF STANDARDIZATION C1 5956617 ted without license from IHS IS0 15825:2017(E) COPYRIGHT PROTECTEDDOCUMENT IS0 2017, 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 STANDARDIzoISQ 07 - All rights reserved HS und Not for Resale, 2017/5/11 02:02:59 networking permited without license from IHS IS0 15825:2017(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Terms and definitions 3.1 General terms. 1 3.2 Terms concerning aggregate dimensions 2 4 Significance and use 5 Apparatus. ..4 6 Reagents and materials 7 Sampling. ..5 8 Calibration 9 Preparation of test sample. ..5 10 Computer and software setup ..5 11 Initiation of procedure .6 12 Test report .7 Annex A (informative) Example of a mass distribution curve .8 Annex B (informative) Precision. .9 Bibliography. ..11 iii icensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 without license from IHS Not for Resale, 2017/5/11 02:02:59