BS ISO 4715-2001 Essential oils - Quantitative evaluation of residue on evaporation《香精油 蒸发后残留物的定量评估》.pdf

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1、BRITISH STANDARD BS ISO 4715:1978 Essential oils Quantitative evaluation of residue on evaporation ICS 71.100.60; 71.040.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS ISO 4715:1978 This British Standard, having been prepared under the direction of the Consumer Products

2、and Services Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 September 2001 BSI 08-2001 ISBN 0 580 38313 x National foreword This British Standard reproduces verbatim ISO 4715:1978 and implements it as the UK national standard. The UK partic

3、ipation in its preparation was entrusted to Technical Committee AW/54, Essential Oils, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European

4、publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary

5、 provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enq

6、uiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, the ISO foreword page,

7、pages 1 and 2, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsINTERNATIONAL STANDARII 4715 INTERNATIONAL ORGANIZATION FOR STANDARDIZATIONWlEYHAPOHAR OPl-AH

8、M3ALWlR i-IO CTAHAPTM3ALWl*ORGANISATION INTERNATIONALE DE NORMALlSATION Essential oils - Quantitative evaluation of residue on evaporation Huiles essentielles - Evaluation quantitative du r ml is the mass, in grams, of the residue. Express the result to the first decimal place. 9 TEST REPORT The tes

9、t report shall state the method used and the result obtained. lt shall also mention any operating conditions not specified in this International Standard, or regarded as optional, as weil as any occurrences that might have influenced the result. The test report shall inc lude all detai complete iden

10、tif icatio n of the Sample. Is required for the BS ISO 4715:1978 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level.

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