ISO INTERNATIONAL STANDARD 1833-3 Third edition 2020-11 Textiles Quantitative chemical analysis - Part 3: Mixtures of acetate with certain other fibres (method using acetone) Textiles - Analyse chimique quantitative Partie3:Mélanges d'acetate avec certaines autres fibres (methodea I'acétone) Reference number IS0 1833-3:2020(E) ISO @IS02020 IS0 1833-3:2020(E) COPYRIGHTPROTECTEDDOCUMENT ISO2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may below or ISo's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland ii IS02020-Allrights reserved IS0 1833-3:2020(E) Contents Page Foreword iv 1 Scope 1 2 Normativereferences. .1 3 Terms and definitions. .1 4 Principle .1 5 Reagents. 1 5.1 Acetone. 2 6 Apparatus. 2 7 Testprocedure .2 8 Calculation and expression ofresults 2 9 Precision 2 @ IS0 2020 - All rights reserved iii