BS IS0 20523:2017 BSl Standards Publication Carbon based films Classification and designations bsi. BS ISO20523:2017 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 20523:2017. The UK participation in its preparation was entrusted to Technical Committee STI/33, Electrodeposited and related coatings. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2017 Published by BSI Standards Limited 2017 ISBN 978 0 580 92967 0 ICS 25.220.99 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2017. Amendments/corrigenda issued since publication Date Textaffected BS ISO 20523:2017 INTERNATIONAL ISO STANDARD 20523 Firstedition 2017-09 Carbon based films Classification and designations Films a base de carbone - Classification et désignations Reference number ISO 20523:2017(E) ISO @ ISO 2017