Validation of analytical conditions for determination of polycyclic aromatic hydrocarbons in roasted coffee by gas chromatography-mass spectrometry
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文摘

Sample preparation comprised of ultrasonic extraction, saponification and purification.

Validation of the analytical conditions allowed reproducibility of the analytical method.

Low polarity solvents favored the ultrasound extraction of PAHs.

Recoveries of carcinogenic PAHs was independent from concentration.

Saponification and purification minimized interferences for PAHs identification.

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