ISO INTERNATIONAL STANDARD 587 Third edition 2020-08 Coal and coke Determination of chlorine using Eschka mixture Charbon et coke-Dosage du chlore a I'aide du melange Eschka Referencenumber IS0 587:2020(E) ISO @ISO2020 IS0587:2020(E) COPYRIGHTPROTECTEDDOCUMENT ?ISO2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 priorwritten permission.Permission can be requested from either IsO at theaddress below or ISo's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Email: copyright@iso.org Website:www.iso.org Published in Switzerland ii @IS0 2020 -All rights reserved