IS INTERNATIONAL 5215 STANDARD 2022165 Laboratory plastic Vare - Volumetri. flasks 130.52152022(E 1-1318.2022 IS05215:2022(E) COPYRIGHTPROTECTEDDOCUMENT DIS02022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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. Permission can be requested from either ISO at the address below or Iso's member body in the country of the requester. ISo copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website:wwwiso.org Published in Switzerland ii @ IS0 2022 All rights reserved ISO 5215:2022(E) Contents Page Foreword. iv Introduction. 1 Scope. 1 2 Normative references 1 3 Terms and definitions 1 4 Volume andreferencetemperature 1 4.1 Unit ofvolume. 4.2 Reference temperature 1 Classes ofaccuracy 5 .2 6 Series ofcapacities .2 7 Definition ofcapacity .2 8 .2 Accuracyandtesting ofvolume 9 .2 Construction 9.1 2 Material 9.2 Wall thickness 3 9.3 .3 Shape 9.4 Neck. 9.5 Stoppers and threads 3 9 Dimensions 3 10 Graduation line .4 11 Markinganddesignation .4 11.1 General. .4 11.2 Identification number 4 12 Visibility of graduation line, figures and marking .4 .5 Annex A (normative) Alternative shapes and closures of volumetric flasks Annex B (informative) Closures -— Knuckle threads (GL) .8 Bibliography 11 @ I50 2022 All rights reserved ili