ISO INTERNATIONAL STANDARD 4802-1 Fourth edition 2023-12 Glassware Hydrolytic resistance of the interior surfaces of glass containers Part 1: Determination by titration method and classification Verrerie - Resistance hydrolytique des surfaces internes des recipientsenverre Partie 1: Determination par analyse titrimétrique et classification Reference number ISO 4802-1:2023(E) ISO @ ISO 2023 IS0 4802-1:2023(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