NEN ISO 356 : 1997
Current
The latest, up-to-date edition.
ESSENTIAL OILS - PREPARATION OF TEST SAMPLES
12-01-2013
Provides guidance for the preparation of samples of essential oils submitted to a laboratory for analysis. Applicable in particular, to those essential oils that cannot be analysed directly; that is those which are solid or partially solid at room temperature or those which are cloudy due to the presence of water or suspended particles.
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