PFAS Meeting Book MYM 2023

Define LOQ AOAC definition - The minimum concentration or mass of analyte in a given matrix that can be reported as a quantitative result Preliminary starting point for discussion: • LOQ is determined as the lowest spiking level that meets the recovery and repeatability requirements. LOQ can be estimated based on extrapolation of signal to-noise (S/N) ratio obtained for a concentration level naturally present in the evaluated matrix to a concentration level that would correspond to S/N = 10

AOAC INTERNATIONAL Midyear Meeting March 13 – 17, 2023 | Gaithersburg, MD

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