ISO INTERNATIONAL STANDARD 699 Third edition 2015-04-01 Pulps Determination of alkali resistance Pates - Détermination de la résistance aux solutions d'hydroxyde de sodium Reference number IS0 699:2015(E) SO International Organization for Standardization Zhejian g Institute of Sta andardization5956617 IS02015 r networking permitted without license from IHS IS0 699:2015(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2015 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. +4122 749 0111 Fax +4122 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland PrganizationforStandardization Iby IHS unde Not for Resale, 2015/6/29 08:36:18 etworking permitted without license from IHS IS0 699:2015(E) Contents Page Foreword ..iv Introduction. ... 1 Scope.. 2 Normative references 3 Terms and definitions 4 Principle ..1 5 Reagents. ..1 6 Apparatus. ..2 7 Preparation of the test sample ..2 8 Procedure. ..3 8.1 Test portion 8.2 Determination 3 9 Expression of results. ..4 9.1 Method of calculation and formula 9.2 Precision and expression of results .4 10 Test report ..4 Bibliography .5 iii see=Zhejiang Institute of Standardization 5956617 vided by IHS under ed without license from IHS