ISO INTERNATIONAL STANDARD 9727-3 First edition 2007-05-15 Cylindrical cork stoppers Physical tests - Part 3: Determination of humidity content Bouchons cylindriques en liege-Essais physiques- Partie 3: Détermination du taux d'humidité Reference number ISO 9727-3:2007(E) [so @ISO2007 ISO9727-3:2007(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The iso Central Secretariat accepts no liability in this area Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation COPYRIGHTPROTECTEDDOCUMENT @ISQ2007 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microflm, without permission in writing from either Iso at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 :CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland = @ IsO 2007 - All rights reserved ISO 9727-3:2007(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies non-governmental, in liaison with isO, also take part in the work. Iso collaborates closely with the International Electrotechnical Commission (IEC)on all matters of electrotechnical standardization International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting.Publicationasan rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 9727-3 was prepared by Technical Committee ISO/TC 87, Cork This first edition of ISo 9727-3, together with the other parts of Is0 9727:2007, cancels and replaces IS0 9727:1991, which has been technically revised. Part 1: Determination of dimensions Part 3: Determination of humidity content Part 4: Determination of dimensional recovery after compression Part 5: Determination of extraction force Part 6: Determination of liquid tightness Part 7: Determination of dust content IS0 2007 - All rights reserved ii INTERNATIONAL STANDARD ISO 9727-3:2007(E) Cylindrical cork stoppers - Physical tests - Part 3: Determination of humidity content Scope This part of Iso 9727 specifies a test method for determining the humidity content of cylindrical cork stoppers, ready for use or semi-worked. Normative references references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. Iso 633, Cork- Vocabulary Terms and definitions For the purposes of this document, the terms and definitions given in Iso 633 and the following apply. 3.1 constantmass mass of a stopper submitted to a drying operation is called constant when the difference between two consecutive weighings does not differ bymore than 10 mg 4 Apparatus 4.1 Long method 4.1.1 Balance, with a resolution less than or equal to 0,001 g. 4.1.2 Desiccator,withahygroscopicsaltandasaturationindicator. 4.1.3 Ventilated oven, at 103 °C ± 4 C. 4.2 Quick method 4.2.1 can be checked through a standard resistance (4.2.2) 4.2.2 Standard resistance. ISO 2007-All rights reserved 1 ISO 9727-3:2007(E) 5 Test conditions Environment The test shall be carried out in an environment with the following characteristics: temperature 21℃±4C; rel