ISO TS 4689-1 2023 Iron ores — Determination of sulfur content — Part 1 Barium sulfate gravimetric method

ISO/TS TECHNICAL SPECIFICATION 4689-1 First edition 2023-03 Iron ores Determination of sulfur content - Part 1: Barium sulfate gravimetric method Minerais de fer - Dosage du soufre - Partie 1: Methode gravimétrique au sulfate de baryum Reference number IS0/TS 4689-1:2023(E) osi IS02023 IS0/TS 4689-1:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS02023 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 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: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0 2023 - All rights reserved

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