ISO INTERNATIONAL STANDARD 19817 First edition 2017-11 Essential oil of thyme [Thymus vulgaris L. and Thymus zygis L.l, thymol type Huile essentielle dethym [Thymus vulgaris L.et Thymus zygis L.J typethymol Reference number ISO 19817:2017(E) So @IS02017 IS019817:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS02017,Published inSwitzeriand All rights reserved.Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in anyform or by any means, electronic or mechanical, including photocopying,or posting on the internet or an intranet, without prior therequester. ISO copyrightoffice Ch.deBlandonnet8·CP401 CH-1214Vernier, Geneva, Switzerland Tel.+41227490111 Fax +41227490947 copyright@iso.org www.iso.org ii @IS02017-All rightsreserved IS019817:2017(E) Contents Page Foreword iv 1 Scope. 1 2 Normative references 3 Terms and definition .1 4 Requirements .1 4.1 General requirements .1 4.2 Chromatographic profile .2 5 Flashpoint. .2 6 Sampling. .2 7 Packaging,labelling,markingandstorage .3 Annex A (informative)Typical chromatograms of the analysis bygas chromatographyof the essential oil of thyme[Thymus vulgaris L.and Thymus zygis L.], thymol type .4 AnnexB (informative)Flashpoint .6 Bibliography 7 IS02017-Allrightsreserved ili