As one of the most expensive natural gum resins in Iran, the purchase of galbanum essential oil is done every year by certain companies for the production of cosmetic and health products as well as perfumes.
Characteristics of High-quality Galbanum
A. Based on appearance and color specifications, it should be standard.
B. Absence (minimum) of impurities, especially root, soil, stems and leaves organs.
C. Non-mixing with other plant gum resin (by cutting the wrong species of Ferula).
D. The number of impurities in the Galbanum resin should not increase the ash by 10%.
Be careful that the use of High-quality Galbanum resin as a raw material will have a great effect on the price of each liter of galbanum essential oil produced. Besides, the Galbanum resin of each region of Iran can have different qualities from different aspects.
Grading of Galbanum resin
Galbanum resin is graded based on the amount of non-soluble substances in 90% alcohol as follows:
Grade A: up to 10 %
Grade B: 11 - 25
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