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Does the wash-out effect apply to FAEE testing?

April 26, 2017faee Testing wash-out

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Does the wash-out effect apply to FAEE testing?

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No. FAEE markers are relatively stable in hair. A study showed that the effect of hair care and hair cosmetics on FAEE concentrations, and 20-times the usual shampooing of hair samples of heavy drinkers did not significantly decrease the concentration.