1、BSI Standards PublicationBS ISO 3925:2014Unsealed radioactivesubstances Identificationand documentationCopyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:201
2、4 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 3925:2014.The UK participation in its preparation was entrusted to TechnicalCommittee NCE/2, Radiation protection and measurement.A list of organizations represented on this committee can beobtained on request t
3、o its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 78861 1ICS 13.280Compliance with a British Standard c
4、annot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 January 2014.Amendments issued since publicationDate Text affectedCopyright British Standards Institution Provided by IHS under license with BSI - U
5、ncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014 ISO 2014Unsealed radioactive substances Identification and documentationSubstances radioactives non scelles Identification et documentationINTERNATIONAL STANDARDISO3925Second edition2
6、014-01-15Reference numberISO 3925:2014(E)Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014ISO 3925:2014(E)ii ISO 2014 All rights reservedCOPYRIGHT PROT
7、ECTED DOCUMENT ISO 2014All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Perm
8、ission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCase postale 56 CH-1211 Geneva 20Tel. + 41 22 749 01 11Fax + 41 22 749 09 47E-mail copyrightiso.orgWeb www.iso.orgPublished in SwitzerlandCopyright British Standards I
9、nstitution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014ISO 3925:2014(E) ISO 2014 All rights reserved iiiContents PageForeword iv1 Scope . 12 Normative references 13 Terms and definitions
10、 . 14 Identification 15 Certificate . 2Bibliography 3Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014ISO 3925:2014(E)ForewordISO (the International Or
11、ganization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been establ
12、ished has the right to be represented on that committee. International organizations, governmental and 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 standardizati
13、on.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with
14、the editorial rules of the ISO/IEC Directives, Part 2. www.iso.org/directivesAttention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent ri
15、ghts identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received. www.iso.org/patentsAny trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanati
16、on on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee responsible for this document
17、is ISO/TC 85, Nuclear energy, nuclear technologies and radiological protection, Subcommittee SC 2, Radiological protection.This second edition cancels and replaces the first edition (ISO 3925:1978), which has been technically revised.iv ISO 2014 All rights reservedCopyright British Standards Institu
18、tion Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014INTERNATIONAL STANDARD ISO 3925:2014(E)Unsealed radioactive substances Identification and documentation1 ScopeThis International Standard
19、 establishes the requirements for the identification and documentation of unsealed radioactive substances issued commercially by suppliers and which are intended for further handling or processing, either physical or chemical.Requirements for radiopharmaceuticals and standard sources are not covered
20、.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amend
21、ments) applies.ISO 361, Basic ionizing radiation symbol3 Terms and definitionsFor the purposes of this document, the following terms and definitions apply.3.1unsealed radioactive substanceradioactive substance placed in a container in a way enabling its further physical or chemical processing;Note 1
22、 to entry: The container does not meet or has not been demonstrated to meet the requirements for a sealed source as defined in ISO 2919.3.2radionuclidic purityproportion of the total activity that is present in the sample as a specific radionuclide3.3radiochemical puritypercentage present in the sam
23、ple of a given radionuclide that is in one specified chemical formSOURCE: ISO 921:19973.4specific activitytotal activity of the sample divided by its mass3.5activity concentrationtotal activity of the sample divided by its volume4 IdentificationThe container of the unsealed radioactive substance sha
24、ll be durably and legibly marked with the following:a) manufacturers name or symbol; ISO 2014 All rights reserved 1Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS
25、ISO 3925:2014ISO 3925:2014(E)b) chemical symbol, mass number of the radionuclide, and, if physically possible, the name of the chemical preparation;c) radiation symbol in accordance with ISO 361, and if physically possible, the word “RADIOACTIVE”;d) cross-reference to the certificate (see Clause 5).
26、5 CertificateThe manufacturer shall provide a certificate bearing the following information, as appropriate:a) manufacturers name and address;b) name of the preparation and chemical form, mass number and chemical symbol of the radionuclide, and, when applicable, a statement indicating the position o
27、f the radionuclide in the molecule of the compound;c) cross-reference to the label on the container;d) physical form of the preparation and solvent if present;e) mass or volume of the preparation;f) activity concentration and/or specific activity at stated time and date; when there is a mixture of r
28、adionuclides, the activity of each radionuclide at a specified time and date shall be stated;g) activity at stated time and date;h) radionuclidic purity;i) radiochemical purity;j) chemical purity or impurities;k) acidity, alkalinity or pH;l) date of production and expiry date;m) special conditions o
29、f storage;n) physical and chemical characteristics of storage container;o) process batch identification.2 ISO 2014 All rights reservedCopyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without licen
30、se from IHS-,-,-BS ISO 3925:2014ISO 3925:2014(E)Bibliography1 ISO 921:1997, Nuclear energy Vocabulary2 ISO 2919:2012, Radiological protection Sealed radioactive sources General requirements and classification ISO 2014 All rights reserved 3Copyright British Standards Institution Provided by IHS under
31、 license with BSI - Uncontrolled Copy Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS ISO 3925:2014ISO 3925:2014(E) ISO 2014 All rights reservedICS 13.280Price based on 3 pagesCopyright British Standards Institution Provided by IHS under license with BSI - Uncon
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