ISO INTERNATIONAL STANDARD 18918 First edition 2000-03-15 Imaging materials Processed photographic plates Storage practices Materiaux pour image - Plaques photographiques développées - Directives pour I'archivage Reference number ISO 18918:2000(E) ISO @ ISO 2000 py IHS under Not for Resale ISO 18918:2000(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 parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by isO member bodies. In the unlikely event @ISO2000 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 microfilm, 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 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland @ Iso 2000 - All rights reserved ermittedwithoutlicense from IHS Not for Resale ISO 18918:2000(E) Contents Foreword.. Introduction 1 Scope. 2 Normative references .. 3 Terms and definitions . 4 Photographic-plate housings: Storage enclosures and containers , 4.1 Individual enclosures 4.2 Multiple-platecontainers 5 Storage housings.. 5.1 Drawer cabinets .. 5.2 Shelving and cabinets. 6 Storage rooms. .6 6.1 Medium-term storage rooms . 6.2 Extended-term storage rooms. Environmental conditions 7.1 Introduction. .6 7.2 Temperature and humidity specifications for storage (see annexes D, E and F). 7.3 Environmental conditioning requirements, .8 7.4 Air purity (see annex G) ... 8 Fire-protective storage (see annex H) . 9 9 Photographic plate identification, handling and inspection (see annexes C, F and I) ... .9 9.1 Identification.. .9 9.2 Handling... 9.3 Inspection.. 9 Annex A (informative) Numbering system for related International Standard.... Annex B (informative) Photographic filing enclosures for plates. 12 Annex C (informative) Silver-image degradation.. Annex D (informative) Humidity during storage ... 14 Annex E (informative) Temperature during storage Annex F (informative) Historic records for photographic plates ... Annex G (informative) Air-entrained and gaseous impurities Annex H (informative) Fire protection... Annex I (informative) Distinction between storage (record) copies and work (reference) copies ... Bibliography ili from IH: Not for Resale ISO 18918:2000(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO memberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedout throughSOtechnica committees. Each member body interested in a subject for which a technical committee has been established has 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 3 Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote Attention is drawn to the possibility that some of the elements of th