ISO INTERNATIONAL STANDARD 24115 First edition 2012-06-01 Green coffee Procedure for calibration of moisture meters Routine method Café vert- Mode opératoire d'etalonnage des humidimetres - Methodede routine Reference number ISO 24115:2012(E) ISO @ ISO 2012 py IHS under lic No reproduction n or networking permitted without license from IHS Not for Resale ISO 24115:2012(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 + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved etworking permitted without license from IHS Not for Resale ISO 24115:2012(E) Contents Page Foreword .iv 1 Scope 2 Normative references 3 Terms and definitions. 4 Principle.. 5 Equipment and material. 6 Procedure 6.1 Test conditions. 6.2 Alignment of instrumentdeviation 6.3 Calibration of moisture meter 6.4 Temperaturecorrection.... 6.5 Calculation of uncertainty 6.6 Calibration curves for indirect reading equipment 5 7 Expression of results Annex A (normative) Reference sample preparation and determination of moisture content as a mass fractionloss... Annex B (informative) Example for moisture determination of samples to serve as reference 9 Annex C (informative) Results of interlaboratory tests. .11 Annex D (informative) Examples for separate steps of the procedure.. .12 Bibliography 16 ili e with I nse from IHS Not for Resale