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Essential oil composition of Pimpinella anisum L. fruits from various European countries
Variations in the essential oil composition of Pimpinella anisum L. fruits obtained from different geographical areas of Europe were determined using capillary GC and GC–MS techniques. The essential… Expand
Composition of the essential oil of Salvia officinalis L. from various European countries
Variations in the essential oil composition of Salvia officinalis L. growing in Estonia and in other European countries were determined. The oils were obtained in yields of 2.2–24.8 mL kg−1. In three… Expand
Phytochemical analysis of the essential oil of Achillea millefolium L. from various European Countries
Variations in the essential oil composition of Achillea millefolium L. growing in Estonia and in other European countries, were determined. The oils were obtained in yields of 0.9–9.5 mL kg−1. A… Expand
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
Commercial peppermint (Mentha × piperita L.) teas: Antichlamydial effect and polyphenolic composition
- Karmen Kapp, E. Hakala, +5 authors A. Raal
- Chemistry
- 1 October 2013
Abstract The qualitative and quantitative polyphenolic contents in the infusions of the commercial peppermint tea (Mentha × piperita L.) samples (n = 27) from different countries were studied using… 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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Content and composition of the essential oil of Thymus serpyllum L. growing wild in Estonia.
- A. Raal, Urve Paaver, E. Arak, A. Orav
- Medicine
- Medicina
- 2004
OBJECTIVE
The aim of this work was to analyze the essential oil content and its composition in the drug (Serpylli herba) of wild thyme (Thymus serpyllum L.) originating from 20 different natural… Expand
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
Content of essential oil, terpenoids and polyphenols in commercial chamomile (Chamomilla recutita L. Rauschert) teas from different countries
- A. Raal, A. Orav, T. Püssa, Catri Valner, Birgit Malmiste, E. Arak
- Chemistry
- 15 March 2012
Abstract Commercial samples of German chamomile ( Chamomilla recutita (L.) Rauschert) tea ( n = 13), packaged in different countries and purchased in Estonia either at food markets (9) or at retail… Expand
Composition of the Essential Oil from Achillea millefolium L. from Estonia
- A. Orav, T. Kailas, Kaire Ivask
- Biology
- 1 July 2001
Abstract The essential oil obtained by simultaneous steam distillation and extraction (SDE) from air-dried aerial parts of plant species Achillea millefolium L. yarrow was analyzed by capillary GC… Expand