TECHNICAL ISO/TR REPORT 13097 First edition 2013-06-15 Guidelines for the characterization of dispersion stability Lignes directrices pour la caractérisation de la stabilite des dispersions Reference number ISO/TR 13097:2013(E) ISO IS02013 IS0/TR 13097:2013(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form 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 ii @ IS0 2013 - All rights reserved IS0/TR 13097:2013(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Terms and definitions 3 Basics of stability .3 3.1 Stability - Summary . .3 3.2 Characteristic features with regard to dispersion stability ..4 3.3 Alteration of the state of a dispersion. 4 4 Characterizing the change of the state of a dispersion .6 4.1 General comments .6 4.2 Direct methods. 7 4.3 Correlative methods .8 4.4 Procedures to accelerate the evaluation of long-term stability ..8 5 Prediction of the shelf life of a dispersion .10 5.1 General comments .10 5.2 Comparative analysis. .10 5.3 Predictive analysis .10 Annex A (informative) A compilation of relevant international and national standards ..12 Bibliography .14 @ IS0 2013 - All rights reserved iii