Thursday, November 6, 2008

Best perfume: Reverse engineering

Creating perfumes through reverse engineering with analytical techniques such as Gas Chromatography (GC)/Mass Spectroscopy (MS) can reveal the "general" formula for any particular perfume. The difficult of GC/MS analalysis arises due to the complexity of a perfume's ingredients, this is particularly due to pesence of natural essential oils and other ingredients consisting of complex chemical mixtures. However, "anyone armed with good Gas Chromatography (GC)/Mass Spectroscopy (MS) equipment and experienced in using this equipment can today, within days, find out a great deal about the formulation of any perfume.....customers and competitors can analyze most perfumes more or less precisely. Antique or badly preserved perfumes undergoing this analysis can also be difficult due to the numerous degradation by-products and impurities that may have resulted from breakdown of the odorous compounds. Ingredients and compounds can usually be ruled out or identified using gaschromatography (GC) smellers, which allow individual chemical components to identified both through their physical properties and their scent. Reverse engineering of best selling perfumes in the market is a very common practice in the fragnance industry due to the relative simplicity of operating Gas Chromatography (GC) equipment, the pressure to produce marketable fragnances, and the highly lucrative nature of perfume market.

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