EN ISO 17491-4 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM June 2024 ICS 13.340.10 Supersedes EN IS0 17491-4:2008, EN IS0 17491- 4:2008/A1:2016 English Version Protective clothing - Test methods for clothing providing protection against chemicals - Part 4: Determination of resistance to penetration by a spray of liquid (spray test) (IS0 17491-4:2024) Habillement de protection - Méthodes d'essai pour les Schutzkleidung - Prifverfahren fur Chemikalienschutzkleidung - Teil 4: Bestimmung der vetementsfournissantuneprotectioncontreles produits chimiques - Partie 4: Détermination de la Bestandigkeit gegen das Durchdringen von résistance a la pénetration par pulverisation de liquide Flussigkeitsspray (Spray-Test) (IS0 17491-4:2024) (essai au brouillard) (IS0 17491-4:2024) This European Standard was approved by CEN on 4 June 2024. 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-datelistsand bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German).A version in any other language made by Centrehas 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, Turkiye and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels Ref. No. EN ISO 17491-4:2024 E 2024CEN All rightsofexploitationinanyformandbyanymeansreserved worldwide for CEN national Members EN IS0 17491-4:2024 (E) Contents Page European foreword.. 2 EN IS0 17491-4:2024 (E) European foreword This document (EN IS0 17491-4:2024) has been prepared by Technical Committee IS0/TC 94 "Personal safety - Personal protective equipment" in collaboration with Technical Committee CEN/TC 162 "Protective clothing including hand and arm protection and lifejackets" the secretariat of which is held by DIN. 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 December 2024, and conflicting national standards shall be withdrawn at the latest by December 2024. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This document supersedes EN IS0 17491-4:2008, EN IS0 17491-4:2008/A1:2016. This document has been prepared under a standardization request addressed to CEN by the European Commission. The Standing Committee of the EFTA States subsequently approves these requests for its Member States. Any feedback and questions on this document should be directed to the users' national standards body/national committee. A complete 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, Turkiye and the United Kingdom. Endorsement notice The text of IS0 17491-4:2024 has been approved by C