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Type: Article

Section: Fragrance > Ingredients

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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.

Progress in Essential Oils

Brian Lawrence discusses Pepper Oil, Piper nigrum, Caraway Herb, Seed and Root Oils, Cinnamon Leaf Oil, Patchouli Oil,

Multidimensional Analysis of Gas Chromatographic Data, Application to the Differentiation of Clove Bud and Clove Stem Essential Oils from Madagascar

The differentiation of clove bud from clove stem oils produced in Madagascar seems to be possible using the content of less than 15 components, for each year of production. The influence of climatic conditions plays an important role on the chemical composition of these oils and more data are needed to realize a differentiation independent of the year of production or to detect an adulteration of clove bud oil with clove stem oil.

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Authentication of Natural Peppermint Oil

This article explores the application of carbon-14 testing as a method to authenticate naturally sourced peppermint oil and screen for adulteration.

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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.

An Effective Program for Maturity Prediction Peppermint Oil Crops

Use of the harvest prediction program has led to a greater understanding of the maturity effects on quality and allowed far greater confidence in the ability of the Australian peppermint oil industry to produce consistently high-quality peppermint oil.

Potent Odorants in Peppermint and Cornmint Oils Characterized by GC-O and AEDA

In this study, GC-O and AEDA were used to characterize odorants in peppermint oil Yakima and cornmint oil Chinese.

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Exploring Essential Oils in Las Américas

After 17 years, IFEAT returns to South America to discuss the challenges, opportunities and future of LATAM's essential oil industry and its impact on the global market.

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: 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.

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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 Oregano Oil

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

Progress in Essential Oils: Summer Savory Oil

Summer savory oil.

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