This part of ISO 5565 specifies test methods for the analysis of vanilla belonging to the species Vanilla fragrans (Salisbury) Ames, syn. Vanilla planifolia Andrews.
This part of ISO 5565 is applicable to vanilla in pods, cut in bulk, and in the form of powder. It is not applicable to vanilla extracts.
Three test methods for the analysis of vanilla are described in this part of ISO 5565:
a) the determination of moisture content in vanilla pods and powder (4.1);
b) the determination of vanillin, vanillic acid, 4-hydroxybenzaldehyde and 4-hydroxybenzoic acid by high-performance liquid chromatography (4.2);
c) the determination of vanillin content by an ultraviolet spectrometric method (4.3).
NOTE Specifications for vanilla are given in ISO 5565-1.
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