ISO INTERNATIONAL STANDARD 3528 Third edition 2012-07-01 Essential oil of mandarin, Italian type (Citrus reticulata Blanco) Huile essentielle de mandarine, type Italie (Citrus reticulata Blanco) Reference number ISO 3528:2012(E) LSO @ISO2012 IHS under lic No reproductic r networking permitted without license from IHS Not for Resale ISO 3528:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO 2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Casepostale56·CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 4122 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved No reproductic etworking permitted without license from IHS Not for Resale ISO3528:2012(E) Contents Page Foreword .iv 1 Scope 2 Normative references 3 Terms and definitions. 4 Requirements 4.1 Appearance 4.2 Colour. 4.3 Odour. 4.4 4.5 Refractive index at 20 C 4.6 Optical rotation at 20 °C. 4.7 Residue on evaporation. 4.8 Miscibility with 90 % (volume fraction) ethanol at 20 4.9 Acid value..... 3 4.10 Chromatographic profile 4.11 Flashpoint.... 3 5 Sampling. 6 Test methods 6.1 Relative density at 20 C, d 3 6.2 Refractive index at 20 C 4 6.3 Optical rotation at 20 C. 6.4 Residue on evaporation. 6.5 Miscibility with 90 % (volume fraction) ethanol at 20 C. 6.6 Acid value.... 6.7 Chromatographic profile 7 Packaging, labelling, marking and storage. Annex A (informative) Typical chromatograms of the analysis by gas chromatography of the essential oil of mandarin, Italian type (Citrus reticulata Blanco) Annex B (informative) Flashpoint.. 8 Bibliography ili Not for Resale