The Determination of Flavors in E-Liquids Using Purge and Trap Concentration

Vape stick with refill cartridge.

In the past five years, Vaping has become more and more prevalent. People are trying to quit smoking and vaping provides a somewhat healthier alternative. E-cigarettes are composed of a heating element and a small compartment for the vape solution. The vape liquid is heated and inhaled. E-liquid is composed of water, glycerin and propylene glycol. The liquid is then flavored with a large assortment of flavors and can be procured with or without Nicotine. This application note will examine the flavor components in the vape solution and how nicotine can affect the how the vape liquid tastes.

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