ISO 20809-2017 柏树精油(Cupressus sempervirens L.) Essential oil of cypress (Cupressus sempervirens L.)

This document specifies certain characteristics of the essential oil of cypress (Cupressus sempervirens L.) in order to facilitate assessment of its quality.st edition 2017-12 Essential oil of cypress (Cupressus sempervirens L.) Huile essentielle de cyprès (Cupressus sempervirens L.) Reference number ISO 20809:2017(E) ？ ISO 2017 ISO 20809:2017(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced o