药用精油的超临界萃取（持续更新中）_未来化学科技有限公司

药用精油的超临界萃取（持续更新中）

来宝网 2010/1/15点击2477次

本文描述了超临界萃取在精油提取的领域的应用，列出部分精油的超临界萃取的实验室条件，我们将会持续更新更多的精油萃取实验数据，与对精油超临界萃取感兴趣的研究人员分享：

Plant	Targets	Gas (Supercritical fluids)	Conditions
Allium cepa (onion)	Onion oleoresin; sulphur content; fractional separation	CO₂	100/300bar 45/65°C
Archangelica officinalis (angelica)'' fruits	Angelica root oil (pinene'' phellandrene'' symene); content of coumarins	CO₂	80-400bar 40°C
Anthriscus cerefolium (chervil)'' herb	chervil oil (methylchavicol'' allydimethoxybenzene)	CO₂	300bar 40°C
Apium graveolens (celery)'' herb and seeds	Oleoresins (triglycerides'' essential oil'' water); essential oil composition	CO₂	70-450bar 20-55°C
Carum carvi (caraway)'' seeds	Caraway oil (carvone'' lemonene); Modelling and kinetic studies	CO₂	75-300bar 23-75°C
Chamomilla recutita (camomile)'' flowers'' ligulate flowers	Camonile oil (apigenin'' bisabolol'' bisabolol-oxides'' chamazulene); Fractional extraction; Modelling and kinetic studies'' scale-up	CO₂ CO₂ + ethanol CO₂ + methanol CO₂ + propylene glycol	80-260bar 40-80°C
Cybopogon citratus (lemon grass)'' leaves	Lemon grass oil; fractional separation	CO₂ + hexane CO₂ + acetone CO₂ + methanol	81bar 75°C
Rosa damascena (rose)'' concrete	Rose oil (phenylethanol'' citronellol'' phenylethyl acetate); fractional separation	CO₂	80-160bar 40/45°C

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