ISO INTERNATIONAL STANDARD 14244 First edition 2014-02-15 Oilseed meals Determination of soluble proteins in potassium hydroxide solution Tourteaux de graines oléagineuses - Deétermination de la teneur en protéines solubles en solution d'hydroxyde de potassium Reference number IS0 14244:2014(E) TSO @IS02014 IS0 14244:2014(E) COPYRIGHTPROTECTEDDOCUMENT @IS02014 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. + 41 22 749 01 11 Fax+41227490947 E-mail [email protected] Web www.iso.org Published in Switzerland ii IS02014-Allrightsreserved IS0 14244:2014(E) Contents Page Foreword .iv 1 Scope .1 2 Normativereferences .1 3 Principle 1 4 Reagents. .1 5 Apparatus. .2 6 Sampling. .2 7 Preparation of test sample .3 8 Procedure .3 9 Expression of results .3 10 Precision .4 10.1 Interlaboratory test. .4 10.2 Repeatability 4 10.3 Reproducibility .4 11 Test report ..4 Annex A (informative) Results of interlaboratory tests .5 Bibliography 6 IS02014-Allrightsreserved iii