ISO INTERNATIONAL STANDARD 4574 Second edition 2019-05 Plastics PvC resins for general use Determination of hot plasticizer absorption Plastiques - Résines de polychlorure de vinyle a usages generaux - Determination de la prise de plastifiant a chaud Reference number IS0 4574:2019(E) @ IS0 2019 IS0 4574:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2019 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 Fax: +41 22 749 09 47 Email:
[email protected] Website: www.iso.org Published in Switzerland i @ IS0 2019 - All rights reserved IS0 4574:2019(E) Contents Page Foreword .iv Introduction V 1 Scope. 2 Normative references. 1 3 Terms and definitions 4 Principle. 1 5 Reagent. 1 6 Apparatus. 1 7 Procedure 5 7.1 Preliminary regulation of thermostat 5 7.2 Measurement of mass of DoP absorbed by the cotton wool 6 7.3 Determination. 6 8 Calculation and expression of results. .7 9 Test report 7 Annex A (informative) Reasons for the choice of temperature and time 9 Bibliography 10 @ IS0 2019 - All rights reserved iii
ISO 4574 2019 Plastics — PVC resins for general use — Determination of hot plasticizer abs
文档预览
中文文档
19 页
50 下载
1000 浏览
0 评论
309 收藏
3.0分
温馨提示:本文档共19页,可预览 3 页,如浏览全部内容或当前文档出现乱码,可开通会员下载原始文档
本文档由 人生无常 于 2024-08-10 14:35:24上传分享