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- Publications
- Influence
Comparative analysis of the composition of essential oils and supercritical carbon dioxide extracts from the berries and needles of Estonian juniper (Juniperus communis L.)
- A. Orav, M. Koel, T. Kailas, Mati Müürisepp
- Chemistry
- 2010
Abstract The composition of the volatile oil of the common juniper (Juniperus communis L.) from Estonia was analyzed by gas chromatography (GC-FID) and gas chromatography-mass spectrometry (GC-MS).… Expand
Composition of the essential oil of Artemisia absinthium L. of different geographical origin
- A. Orav, A. Raal, E. Arak, Mati Müürisepp, T. Kailas
- Chemistry
- 2006
Variations in the essential oil composition of Artemisia absinthium L. obtained from different geographical areas of Europe were determined using capillary gas chromatographic and mass spectrometric… Expand
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Effect of storage on the essential oil composition of Piper nigrum L. fruits of different ripening states.
- A. Orav, I. Stulova, T. Kailas, Mati Müürisepp
- Chemistry, Medicine
- Journal of agricultural and food chemistry
- 30 March 2004
The qualitative and quantitative composition of the essential oil from black, green, and white pepper was determined by using a simultaneous distillation and extraction micromethod for oil isolation… Expand
Variation in the composition of the essential oil of Valeriana officinalis L. roots from Estonia
- A. Raal, A. Orav, E. Arak, T. Kailas, Mati Müürisepp
- Chemistry
- 2007
The volatile constituents from roots of Valeriana officinalis L. were investigated using GC and GC/MS methods. Valerianae radix samples were obtained from retail pharmacies or cultivated in Estonia.… Expand
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Chemical investigation of the essential oil from berries and needles of common juniper (Juniperus communis L.) growing wild in Estonia
- A. Orav, T. Kailas, Mati Müürisepp
- Chemistry, Medicine
- Natural product research
- 19 November 2010
The essential oils obtained by simultaneous distillation and extraction (SDE) from the fresh and dried needles and dried berries of Juniperus communis L. of Estonian origin were subjected to GC-FID… Expand
Composition of the Essential Oil of Levisticum officinale W.D.J. Koch from Some European Countries
- A. Raal, E. Arak, A. Orav, T. Kailas, Mati Müürisepp
- Chemistry
- 1 July 2008
Abstract Variations in the essential oil composition of Leviticum officinale W.D.J. Koch from different European countries were determined using capillary GC and GC/MS methods. The oils were obtained… Expand
Variation in the Composition of the Essential Oil of Commercial Valeriana officinalis L. Roots from Different Countries
- A. Raal, E. Arak, A. Orav, T. Kailas, Mati Müürisepp
- Chemistry
- 1 November 2008
Abstract The volatile constituents from roots of Valeriana officinalis L. were investigated using GC and GC/MS methods. Valerianae radix samples were obtained from retail pharmacies of different… Expand
Composition of the Oil and Supercritical Fluid CO2 Extract of Sweet Gale (Myrica gale L.) Fruits
- M. Sokolova, A. Orav, M. Koel, T. Kailas, Mati Müürisepp
- Chemistry
- 1 March 2005
Abstract Volatile compounds were isolated from air-dried fruits of sweet gale (Myrica gale L.) using supercritical fluid extraction with CO2 (SFE) and simultaneous distillation and extraction (SDE)… Expand
Content and composition of essential oils in some Asteraceae species
- A. Raal, Helen Kaur, A. Orav, E. Arak, T. Kailas, Mati Müürisepp
- Biology
- 2011
The content and composition of the essential oils of five Asteraceae species from Estonia were studied. The oil yields ranged from traces up to 0.2%. By using GC-FID and GC-MS methods a total of 115… Expand
Composition of Essential Oil of Aerial Parts of Chamomilla suaveolens from Estonia
- A. Orav, Janne Sepp, T. Kailas, Mati Müürisepp, E. Arak, A. Raal
- Biology, Medicine
- Natural product communications
- 1 January 2010
Variations in the essential oil composition of aerial parts of pineapple weed (Chamomilla suaveolens (Pursh) Rydb.) growing wild in Estonia, were determined using GC/FID and GC/MS. Forty-four… Expand