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Chemical information of fucoxanthin-rich fraction (FxRF) from Sargassum fusiformis. (A) Extraction and isolation scheme for FxRF. (B) The HPLC chromatographs of Fx standard and FxRF. The mobile phases used in the isocratic elution consisted of eluent: 0.1% formic acid water and 95% methanol. The flow rate was 0.3 mL/min and UV detection was observed at 445 nm. (C) The mass spectrum of fucoxanthin from FxRF.
