EN IS02613-1 EUROPEAN STANDARD NORME EUROPEENNE EUROPAISCHE NORM May2023 ICS 75.060 English Version Analysis of natural gas -Silicon content ofbiomethane Part 1:Determination of total silicon by atomic emission spectroscopy (AES)(ISO 2613-1:2023) Analyse du gaz naturel-Teneur en silicium du AnalysevonErdgas-SiliziumgehaltvonBiomethan- Teil 1:Bestimmungdes Gesamtsiliziumgehalts durch biométhane-Partiel:Détermination de la teneur totaleen silicium par spectrométrie d'émission AES(IS02613-1:2023) atomique (SEA)(IS02613-1:2023) This European Standard was approved by CEN on 3 May 2023. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthis 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 CEN-CENELEC Management Centre or toany CEN member. translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria,Belgium,Bulgaria,Croatia,Cyprus,Czech Republic,Denmark,Estonia, Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway, Poland,Portugal,Republic of North Macedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,Turkiyeand United Kingdom. cen EUROPEAN COMMITTEEFOR STANDARDIZATION COMITE EUROPEEN DE NORMALISAT1ON EUROPAISCHESKOMITEEFURNORMUNG CEN-CENELEC Management Centre:Rue de la Science 23,B-1040 Brussels @2023 CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO 2613-1:2023 E worldwide for CEN national Members EN IS02613-1:2023 (E) Contents Page European foreword...... ......... 2 EN ISO 2613-1:2023(E) European foreword gas"in collaboration with Technical Committee CEN/TC 408Natural gas and biomethane for use in transport and biomethane for injection in the natural gas grid"the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard,either by publication of an identical text or by endorsement,at the latest by November 2023,and conflicting national standards shall be withdrawn at the latest by November 2023. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.CEN shall not beheld responsible for identifying any or all such patent rights. This document has been prepared under a Standardization Request given to CEN by the European Commission and the European Free Trade Association. Any feedback and questions on this document should be directed to the users'national standards body/national committee.Acomplete listing of these bodies can be found on the CEN website. According to the CEN-CENELEC Internal Regulations,the national standards organizations of the following countries are bound to implement this European Standard:Austria,Belgium,Bulgaria, Croatia,Cyprus,Czech Republic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland, Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Republic of North Macedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,Tuirkiye and the United Kingdom. Endorsement notice The text of ISO 2613-1:2023 has been approved by CEN as EN ISO 2613-1:2023 without any modification