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Example of chromatogram from the analysis of brand #15 using DNS derivatization and UHPLC-HESI-HRMS analysis for anatoxin-a (ANA-a), dihydroanatoxin-a (DH-ANA-a), epoxyanatoxin-a (E-ANA-a), and seven microcystins (RR, YR, LR, LA, LY, LY, LW, and LF). The analytes are represented by the integrated peaks with corresponding retention times (RT) and area (AA).
