ISO/TS TECHNICAL SPECIFICATION 21488 First edition 2020-07 Plastics Test method for exposing polyolefins outdoors combining natural weathering and artificial irradiation Plastiques - Procedé d'exposition de polyolefines en plein air combinant une irradiation naturelle et artificielle Reference number ISO/TS 21488:2020(E) ISO @ IS0 2020 IS0/TS 21488:2020(E) COPYRIGHTPROTECTEDDOCUMENT @iS02020 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 below or IsO's member body in the country of the requester. IsO copyrightoffice CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland i @ IS0 2020 - All rights reserved