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Type: Article

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.

Parameter test distillations for the superficial essential oils

Every effort was made to ensure that the herb used in the three 1975 distillations was a similar as possible. The same applied to the 1976 season's tests. Nonetheless, the smaller charges consistently return smaller yields of oil per kilo. This is due to an orderly phenomenon that could be discussed on another occasion.

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Progress in Essential Oils: Turmeric Oil, Part 2

Part two of this two-part column compares the chemical compositions of turmeric oil and Curcuma longa.

Mint Oils: Potential for Standardizing Profiles with Natural Flavoring Substances

This article explores the potential for adding mint fractions and isolated components from all of the mint species, as well as from sources of natural flavoring substances available from alternate routes.

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West Indian Bay Oil – How Dominica is Building for the Future

Bay oil has played a vital role in the culture and economy of Dominica for centuries. After Hurricane Maria, the material faced an uncertain future, but Dominica has built back stronger than ever, bay oil remaining a core component of its export economy.

Progress in Essential Oils: Basil Oil, Part 1

The present article is part one in a series of two that provides the findings of various researchers on the chemical constituents in basil oil. Part 2 appears in the June 2014 edition.

Progress in Essential Oils: Armoise Oil, Part 2

Part two of this two-part series discusses the chemical composition of armoise oil.

Florida Tangerine Peel Oil – The Changing Cultivar Landscape

Citrus fruits have been a valuable and prized flavor and fragrance ingredient for thousands of years. The ability of citrus to easily crossbreed has provided us with a large family of different fruits, many with very unique and interesting organoleptic properties.

A New Method of Separation of Citral from Lemongrass Oil

Although many methods are known for the separation of citral from lemongrass (Cymbopogen flexuosus) oil, like fractional distillation, adduct formation and regeneration, the purity and the yield of citral as separated are not satisfactory. A new method for separation of citral in pure form and in near quantitative yield uses the column chromatographic technique. This method may also be adapted for large scale separation of citral and hence can be of commercial importance.

Progress in Essential Oils: Curry Leaf Oil

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

A Continuous Steam Stripping Process for the Distillation of Essential Oils

Natural essential oils are still believed by many to be of strategic importance to the flavor and fragrance industry. Despite continuing efforts and sophistication in aroma chemical manufacturing, essential oils remain absolutely necessary for fragrances, from the most sophisticated to most cosmetic, and even many household products.

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A Continuous Steam Stripping Process for the Distillation of Essential Oils

Finally, this particular continuous distillation technology opens the door for the next generation of essential oil extraction equipment, which is envisioned as a “distilling combine harvester. ”

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.

(e)-5-Octenal is also known as pomelo aldehyde, so it’s not a huge surprise that this would help in citrus rind and other peels such as apple, pear and perhaps green grape.

Flavorist Panel Evaluates δ-hexalactone, Amyris Essential Oil & Other Flavor Materials

See the possible applications for a lineup of materials.

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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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Progress in Essential Oils: Rosewood or Bois-de-Rose Oil

This month's column discusses the chemical composition of rosewood 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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