ISO/TR TECHNICAL REPORT 23750 First edition 2021-08 Cosmetics Answers to frequently asked questions on ingredients and product characterization according to IS0 16128-1 and IS0 16128-2 Cosmétiques-Reponses aux questionsfrequemment posées sur la caractérisation des ingredients et des produits conformement a I'iso 16128-1 et a l'IS0 16128-2 Reference number IS0/TR23750:2021(E) ISO IS02021 IS0/TR23750:2021(E) COPYRIGHTPROTECTED DOCUMENT IS02021 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: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved