ISO INTERNATIONAL STANDARD 19596 Firstedition 2017-09 Admixtures for concrete Adjuvants pour béton ? Reference number IS0 19596:2017(E) ISO @IS02017 IS0 19596:2017(E) 2 COPYRIGHTPROTECTEDDOCUMENT @ IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, 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 writtenpermission.Permission canberequestedfromeitherIsOattheaddressbelow orIso'smemberbodyinthecountryof the requester. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+41227490111 Fax +4122 749 09 47 [email protected] www.iso.org ii @ IS0 2017 - All rights reserved IS0 19596:2017(E) Contents Page Foreword .iv 1 Scope 2 Normative references 1 3 Terms and definitions .2 4 Requirements .4 4.1 General requirements 4 4.2 Requirements for specific types of admixtures 5 4.3 Release of harmful substances. 11 4.4 Corrosion behaviour 11 4.4.1 Testing and labelling. 11 4.4.2 Test requirement .12 5 Sampling. .12 6 Conformity control and evaluation of conformity .12 7 Marking and labelling .12 7.1 General. 12 7.2 Designation of admixtures 12 7.3 Additional information 12 Annex A (normative) Approved and declared lists for corrosion behaviour ..13 AnnexB(normative)Referenceconcretes .16 Annex C (normative) Methods of mixing and testing time-related changes of concrete admixtures according to Table 16 .19 Annex D (informative) Guidance on conformity control and evaluation of conformity .21 IS02017-Allrightsreserved ili