TECHNICAL ISO/TR REPORT 23015 First edition 2020-08 Fine bubble technology - Measurement technique matrix for the characterization of fine bubbles Technologie des fines bulles - Matrice de meéthodes de mesure pour la caractérisation des fines bulles Reference number IS0/TR23015:2020(E) ISO IS02020 IS0/TR23015:2020(E) COPYRIGHTPROTECTED DOCUMENT 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 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: www.iso.org Published in Switzerland ii @ IS0 2020 - All rights reserved