ISO 14716 pdf download

ISO 14716 pdf download.Oil of galbanum ( Ferula galbaniflua Boiss. et Buhse) 1 Scope This International Standard specifies certain characteristics of the oil of galbanum ( Ferula galbaniflua Boiss. et Buhse) in order to facilitate assessment of its quality. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards. ISO 210, Essential oils — General rules for packaging, conditioning and storage. ISO 211, Essential oils — General rules for labelling and marking containers. ISO 212, Essential oils — Sampling. ISO 279, Essential oils — Determination of relative density at 20 °C — Reference method. ISO 280, Essential oils — Determination of refractive index. ISO 592, Essential oils — Determination of optical rotation. ISO 1242, Essential oils — Determination of acid value. ISO 11024-1, Essential oils — General guidance on chromatographic profiles — Part 1: Preparation of chromatographic profiles for presentation in standards. ISO 11024-2, Essential oils — General guidance on chromatographic profiles — Part 2: Utilization of chromatographic profiles of samples of essential oils. 3 Term and definition For the purposes of this International Standard, the following term and definition apply. 3.1 essential oil of galbanum essential oil obtained by steam distillation of the gum of Ferula galbaniflua Boiss. et Buhse , of the Apiaceae family 4 Requirements 4.1 Appearance Liquid. 4.2 Colour Colourless to light yellow. 4.3 Odour Turpentine-like, balsamic, with a characteristic green note. 4.4 Relative density at 20 °C, 20 20 d Minimum: 0,867 0 Maximum: 0,890 0 4.5 Refractive index at 20 °C Minimum: 1 ,478 0 Maximum: 1,485 0 4.6 Optical rotation at 20 °C Between +7° and +1 7°. 4.7 Acid value Less than or equal to 2.4.8 Chromatographic profile Analysis of the essential oil shall be carried out by gas chromatography. In the chromatogram obtained, the representative and characteristic components shown in Table 1 shall be identified. The proportions of these components, indicated by the integrator, shall be as shown in Table 1. This...