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Characterization of Super, and Grosso Iavandin Abrialis, by GC-MS

Comparative studies of these oils described in the literature usually stress differences in some physicochemical constants and concentrations of a few major componenets, especially linalool, linalyl acetate, camphor and 1,8-cineole. It was believed that for Customs purposes a more detailed characterization was required, and concentration ranges were established for components present to the extent of more than 0.5% in these oils. Glass capillary gas chromatography was found to be a suitable method of analysis, and mass spectrometry of the separated components aided in their identification.

Progress in Essential Oils

Lawrence discusses the composition of rosemary oil and extract (Rosmarinus officinalis L.) from Portugal, Italy, Spain, Lebanon, Sardinia, Corsica, Egypt and Morocco. In addition, Lawrence discusses arrayan oil (Luma chequen (Molina) A. Gray) from Peru.

Progress in Essential Oils

Brian Lawrence discusses Coriander Seed and Leaf Oils, Cassia Oil, Tea Tree Oil, Balsamite or Costmary Oil

Progress in Essential Oils

Rose oil and extracts. Although rose oil and extracts are produced from more than one species of rose, this review is totally devoted to Rosa damascena Mill., which is grown commercially in Bulgaria, Turkey and to a lesser extent, India and Morocco.

Progress in Essential Oils: Marjoram Oil

In his regularly featured column, consultant Brian Lawrence reviews the findings of a number of researchers on the constituents in various essential oils. This month, he highlights marjoram oil.

Analysis of Sage Oils by GC-MS Data Bank-Salvia officinalis L. and Salvia Iavendulaefolia Vahl

This study allowed us to test our data bank and to demonstrate its usefulness in the analysis of various aroma and essential oils. Not only the well-known fundamental differences in the composition of sage essential oils related to their origin have been observed but, in addition, twelve new minor compounds have been identified.

Progress in Essential Oils

Ammi visnaga oil; artemisia annua, or annual wormwood, oil; Lebanon cedarwood oil and extract; and calamus oil

Progress in Essential Oils: Armoise Oil

This month's column discusses the chemical composition of armoise oil.

Volatile Constituents of Essential Oils Isolated from...

The essential oils isolated from different parts of Alpinia calcarata Rosc., (family: Zingiberaceae) growing in Hyderabad, south India, were analyzed by capillary GC and GC/MS. The oil yields were: flower 0.06%, leaf sheath 0.03%, stem 0.05% and root 0.18%. Sixty-two compounds accounting for 92.3-98.3% of the oils were identified.

Progress in Essential Oils

Cinnamomum camphora oils, jasmin oil and its extracts, and dwarf pine oil.

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Pink Pepper Fruit and Leaf Oils

This month's column discusses the chemical composition of pink pepper fruit and leaf oils.

Patchouly Oil, Absolute and Aroma chemicals: Part I

Patchouli is a valuable perfume material used in traditional and contemporary women’s and men’s fragrances, as well as in cosmetic and soap perfumes. The word “patchouli” (also “patchouli”) in Tamil is paccilai: paccu (green) + ilai (leaf).* Patchouli is known in India as putchaput and in Hindustan as pacholi.

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Progress in Essential Oils:Thymol-rich Thymus vulgaris oils – Part 2

We take a closer look at the various constituents of thymol-rich thyme oils hailing from various parts of Iran, as well as Turkey, Czech Republic, Spain and Brazil.

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Woody Notes in Perfumery: Patchouli in Fragrances, Part II

The evolution and contemporizing of this popular natural material. In Part I (Perfumer & Flavorist magazine, v 31 no. 11, 2006; page 36), the botanical origin of patchouli, the mode of production, patchouli oil types, patchouli composition and pertaining aroma chemicals were discussed.* This article will cover the application of patchouli to fragrances.

Citrus essential oils face a number of issues that can alter their composition or quality from season to season and even within a given season.

Essential Oils and Citrus Blends: Maintaining Quality Amidst Rising Costs and Adulteration

Discover the innovative strategies and testing techniques they are adopting to ensure that every drop meets the highest standards, even in a volatile market.

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Progress in Essential Oils: Thymol-rich Thymus vulgaris oils – Part 1

A derivative of thyme oil, thymol contains antibacterial, anti-inflammatory and antioxidant properties, among others. Part 1 discusses the various constituents of thymol-rich thyme oils.

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Progress in Essential Oils: Spike Lavender

This month's column discusses the chemical composition of spike lavender (Lavandula latifolia Medic).

marjoram

Progress in Essential Oils: Spanish Marjoram Oil

This month's column discusses the chemical composition of Spanish marjoram oil.

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