BS IS0 3858:2018 BSl Standards Publication Rubber compounding ingredients - Carbon black Determination of light transmittance of toluene extract bsi. BSISO3858:2018 BRITISH STANDARD National foreword ThisBritish Standard is theUKimplementation ofIS03858:2018.It supersedesBSIS03858:2008,which iswithdrawn The UK participation in its preparation was entrusted to Technical Committee PRI/5o, Raw materials (including latex) for use in the rubber industry. A list of organizations represented on this committee can be obtained on requesttoits secretary. This publication does not purport to include all the necessary provisions ofacontract.Users areresponsiblefor its correctapplication. @The British Standards Institution2018 Published by BSI Standards Limited 2018 ISBN9780580972133 ICS83.040.20 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 June 2018. Amendments/corrigendaissued sincepublication Date Text affected BS IS0 3858:2018 ISO INTERNATIONAL STANDARD 3858 Fourthedition 2018-05-04 Rubber compounding ingredients - Carbon black Determination of light transmittance of toluene extract Ingrédients demélangedu caoutchouc-Noirde carbone Determination de la transmittance spectralede I'extraittoluenique Reference number IS03858:2018(E) ISO @ IS0 2018