ISO INTERNATIONAL STANDARD 11210 Third edition 2023-02 Jewellery and precious metals Determination of platinum - Gravimetry using ammonium chloride Joaillerie, bijouterie et métaux précieux - Dosage du platine Methode gravimetrique utilisant le chlorure d'ammonium Reference number ISO 11210:2023(E) ISO IS02023 IS0 11210:2023(E) COPYRIGHTPROTECTED 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 ISoO's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email:[email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2023- All rights reserved