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Differences in Chemical and Sensory Properties of Orange Flower and Rose Oils Obtained from Hydrodistillation and from Supercritical C02 Extraction

In this article we will identify some characteristic and essential constituents of bitter orange flowers (Citrus aurantium L., ssp. armzra Engl.) from Spain, Tunisia and Morocco, and roses (Rosa damascena Mill.) from Bulgaria and Turkey, and we will discuss how the consitutents differ depending on whether the oils were isolated by hydrodistillation or by supercritical fluid carbon dioxide extraction of the concretes. hydrodistillatio norbysupercriticai fluid carbon dioxide extraction of the concretes.

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A Lot More Than Shirley Temples

As healthier-for-you trends continue to dominate the market, more and more consumers are becoming sober curious, increasing demand for non-alcoholic options.

Progress in Essential Oils: Asafoetida Oil

This month's column discusses the chemical composition of asafoetida oil and extract.

Progress in Essential Oils: Galangal Oil

Galangal or greater galangal oil is obtained from the steam distillation of comminuted rhizomes of Alpinia galanga Willd. a spice which has a woody, fl oral spicy aroma that is dissimilar to ginger. A limited amount of oil of galangal is produced in various countries in southeast Asia.

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Progress in Essential Oils: Cubeb Oil

This month's column discusses the chemical composition of cubeb oil derived from Piper cubeba L.

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Progress in Essential Oils: Grapefruit Oil

This month's issues discusses the chemical composition of grapefruit oil.

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Progress in Essential Oils: Tagetes Oil

This month's column discusses the chemical components of tagetes oil.

Progress in Essential Oils: Spanish Marjoram Oil, Lesser Galangal Oil and Wormwood Oil

This edition discusses the chemical composition of Spanish marjoram oil, lesser galangal oil and wormwood oil.

Progress in Essential Oils: Turmeric Oil

This article examines the composition and distillation methods of turmeric oil, including both the leaf and flower components.

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Progress in Essential Oils: Mediterranean Pine Oil

This month, Brian Lawrence discusses the olfactory and chemical composition of Mediterranean pine oil.

Progress in Essential Oils: Rhododendron Anthopogon Oil

This month's article discusses the chemical composition of Rhododendron anthopogon Oil.

Progress in Essential Oils: Rangpur Lime Oil

The present article reviews the components found in different plant parts of Rangpur lime oil, e.g., the peel oil and cultivars, by various researchers using a variety of methods, including GC-FID, GC/MS and others.

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Progress in Essential Oils: Spanish Sage Oil

Sage has been used as a spice and medicine throughout history with its use, growing in a variety of flavor and fragrance applications. This month, we take a closer look at the chemical constituents of pure and hybrid Spanish sage oils.

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Progress in Essential Oils: Long Pepper Oil

The present article is a survey of literature evaluating the constituents of Piper longum L., or long pepper, fruit oil. In one case, early researchers found the oil was devoid of monoterpene compounds and rich in sesquiterpenes, with b-caryophyllene being the major hydrocarbon. Lawrence (1978) and others also examined the composition of P. longum, the findings from which are discussed here.

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Progress in Essential Oils: Juniper Berry Oil

This month's column discusses the chemical composition of juniper berry oil. Some of its common uses include seasoning mixtures in the food industry as flavorings in marinades for meat and fish, as well as in beverages such as tea, beer and brandy

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Progress in Essential Oils: Spanish Oregano Oil

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

Progress in Essential Oils: Summer Savory Oil

Summer savory oil.

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.

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