ISO INTERNATIONAL STANDARD 856 Second edition 2006-04-15 Oil of peppermint (Mentha × piperita L.) Huile essentielle de menthe poivree (Mentha × piperita L.) Reference number ISO 856:2006(E) @ISO2006 ISO 856:2006(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. @ISO2006 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, ISsO's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2006 -All rights reserved ISO 856:2006(E) Contents Page Foreword IV 1 Scope 2 Normative reference: 3 Terms and definitions. 4 Requirements 4.1 Appearance 4.2 Colour 4.3 Odour... 4.4 Relative density at 20 °C, d20 4.5 Refractive index at 20 C.. 4.6 Optical rotation at 20 'C . 4.7 Miscibility in ethanol, 70 % (volume fraction), at 20 °C 4.8 Acid value ... 4.9 Chromatographic profile .. 4.10 Flashpoint.... 5 Sampling 6 Test methods. 6.1 Relative density at 20 °C, d20 6.2 Refractive index at 20 °C. 6.3 Optical rotation at 20 °C 6.4 Miscibility in ethanol, 70 % (volume fraction), at 20 °c 6.5 Acid value ..... 6.6 Chromatographic profile. 7 Packaging, labelling, marking and storage. Annex A (informative) Typical chromatograms of the analysis by gas chromatography of the oil of peppermint (Mentha × piperita L.).. AnnexB(informative)Flashpoint Bibliography 2 @IsO2006-All rights reserved ii ISO 856:2006(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through IsO technical committees. Each member body interested in a subject for which a technical committee has been non-governmental,inliaisonwithIsO,also take partin the work.Iso collaboratesclosely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2 adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent i ISO2006-Allrightsreserved INTERNATIONAL STANDARD ISO 856:2006(E) Oil of peppermint (Mentha × piperita L.) 1 Scope IsO 11024-2, Essential oils— ( General guidance on chromatographic profiles Part2:Utilization of International Standard specifies certain chromatographic profiles of samples of essential oils This characteristics of the oil of peppermint (Mentha × piperita L.), with a view to facilitate assessment of its quality. Terms and definitions NOTE As it is difficult to differentiate the specification For the purposes of this document, the following of peppermint oils (Mentha × piperita L.) from different terms and definitions apply. origins, they have been regrouped in this International Standard. The following origins have been taken into 3.1 consideration: USA, United Kingdom, France, Italy, India oil of peppermint and China. essential oil obtained by steam distillation of the aerial parts of the plant Mentha × piperit