Preparation method of compound essential oil
A technology of composite essential oil and eucalyptus essential oil, which is applied in the direction of essential oil/fragrance, fat production, etc., to achieve good health care and therapeutic effect, good application effect and prospect, and pleasant fragrance effect
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[0014] The preparation method of a kind of composite essential oil of the present invention comprises the following preparation steps:
[0015] (1) Take the following raw materials for use: Eucalyptus grandis essential oil, containing 30%-50% 1,8-cineole, terpinene-4-ol type Melaleuca alternifolia essential oil, tea tree essential oil, containing 4-terpineol 30%-40% (mass fraction);
[0016] (2) Distill the essential oil of Eucalyptus grandis, including limonene 12%-25%, 1,8-cineole 7%-20%, p-cymene 7%-15%, terpinen-4-ol 25%-35%, α - Terpineol 5%-15%;
[0017] (3) Take Eucalyptus grandis essential oil for rectification, the temperature of the front distillate tank is 115-117°C, the temperature of the tower top is 85-88°C, and the reflux ratio is 4:1-5:1, which contains α -pinene 20%-30%, 1,8-cineole 30%-40%, limonene 15%-30%; the first fraction 2 kettle temperature 117-125 ℃, the top temperature 88-92 ℃, reflux ratio 1 : 1-4:1, containing 30%-40% limonene, 10%-20% p-cymene...
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