ISO INTERNATIONAL STANDARD 11412 First edition 1998-07-15 Carbonaceous materials for the production of aluminium Calcined coke Determination of water content Produits carbonés utilisés pour la production de I'aluminium - Coke calciné - Dosage de I'eau ISO Reference number ISO 11412:1998(E) ISO 11412:1998(E) Contents Page 1 Scope 1 2 Normative references 1 3 Principle 1 4 Apparatus 1 5 Sampling and sample preparation 2 6 Procedure 2 7 Expression of results 2 8 Precision 2 9 Test report 3 @ISO 1998 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 the publisher. InternationalOrganizationforStandardization Case postale 56 . CH-1211 Geneve 20 : Switzerland Internet [email protected] Printed in Switzerland ii ISO 11412:1998(E) @ISO Foreword ISO(theInternational OrganizationforStandardization)isaworldwidefederationof nationalstandardsbodies(iso the righttobe representedonthatcommittee.International organizations,governmental and non-governmental,in liaison with IsO, also take part in the work. isO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. industry. ii