BS EN ISO BRITISH STANDARD 8988:2006 Plastics Phenolic resinsDetermination of hexamethylene- tetramine content - Kjeldahl method. perchloric acid method and hydrochloric acid method The European Standard EN IS0 8988:2006 has the status of a British Standard ICS 83.080.10 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BSENISO8988:2006 National foreword This British Standard was published by BSI. It is the UK implementation of ENISO 8988:2006.It supersedes BS ENISO 8988:1997which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRI/42, Fibre reinforced thermosetting plastics and prepregs. Alist of organizations represented on PRI/42 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. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was Amendmentsissuedsincepublication published under the authority of the Standards Policy and Amd. No. Date Comments Strategy Committee on 31October2006 BSI 2006 ISBN0580493229 EN ISO 8988 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHENORM September2006 ICS 83.080.10 Supersedes ENISO 8988:1997 English Version Plastics - Phenolic resins - Determination of hexamethylenetetramine content -Kjeldahl method,perchloric acid method and hydrochloric acid method (lSO 8988:2006) Plastiques - Resines phenoliques - Determination de la Kunststoffe - Phenolharze - Bestimmung des teneur en hexamethylenetetramine - Methode Kjeldahl, Hexamethylentetramingehaltes - Kjeldahl-Verfahren, methode a I'acide perchlorique et methode a I'acide Perchlorsaureverfahren und Salzsaureverfahren (ISO chlorhydrique (ISO 8988:2006) 8988:2006) This European Standard was approved by CEN on 26 August 2006. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. cer EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG ManagementCentre:ruedeStassart, 36 B-1050 Brussels 2006CEN Ref. No. EN ISO 8988:2006: E worldwide for CEN national Members. EN IS0 8988:2006 Foreword Thisdocument (ENISO8988:2006)hasbeenpreparedbyTechnicalCommitteeISO/TC61 "Plastics" in collaboration with Technical Committee CEN/TC 249 "Plastics", the secretariat of which is held by IBN. This European Standard shall be given the status of a national standard, either by publication of This document supersedes ENISO8988:1997. According to the CEN/CENELEC Internal Regulations, the national standards organizations of Cyprus, Czech Republic, Denmark,Estonia, Finland, France, Germany,Greece, Hungary Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Endorsementnotice The text of ISO 8988:2006 has been approved by CEN as EN ISO 8988:2006without any modifications. EN IS0 8988:2006 INTERNATIONAL ISO 8988 STANDARD Third edition 2006-09-01 Plastics Phenolic resins - Determination of hexamethylenetetramine content Kjeldahl method, perchloric acid method and hydroc