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ISO 4735:1981

Oils of citrus — Determination of CD value by ultraviolet spectrophotometric analysis ISO 4735:1981

Publication date:   Oct 1, 1981

95.99   Withdrawal of Standard   Jul 18, 2002

General information

95.99   Withdrawal of Standard   Jul 18, 2002

ISO

ISO/TC 54 Essential oils

International Standard

71.100.60   Essential oils

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Scope

The absorbance curve of an ethanolic solution of the oil in the wavelength range from 220 to 440 nm is plotted and from this the CD value is determined. The CD value is the measure of segment CD, expressed in absorbance units for the exact mass of test portion specified in the International Standard appropriate to the essential oil concerned. The determination of segment CD is described in detail.

Life cycle

NOW

WITHDRAWN
ISO 4735:1981
95.99 Withdrawal of Standard
Jul 18, 2002

REVISED BY

PUBLISHED
ISO 4735:2002




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