ISO INTERNATIONAL STANDARD 11747 First edition 2012-08-01 Rice Determination of rice kernel resistance to extrusion after cooking Riz - Determination de la résistance a I'extrusion des grains de riz aprescuisson Reference number ISO 11747:2012(E) ISO @ISO2012 by IHS under lic No reproduction Not for Resale ISO 11747:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing 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 + 4122 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved y IHS unde etworking permitted without license from IHS Not for Resale ISO 11747:2012(E) Contents Page Foreword .iv 1 Scope 2 Normative reference: 3 Terms and definitions 4 Principle 5 Apparatus 6 Reagents. 7 Sampling.. 2 8 Procedure. 3 8.1 Preparation of the test sample 3 8.2 Determination.. 3 9 Calculation and expression of results 4 9.1 Calculation 9.2 Expression of results 10 Precision... 10.1 Interlaboratory test 10.2 Repeatability 4 10.3 Reproducibility 11 Test report Annex A (informative) Example of rice extrusion for the determination of resistance to extrusion . Annex B (informative) Results of interlaboratory test. 8 Bibliography 10 ili e with I t license from IHS Not for Resale