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HPTLC analysis of carotenoids in ethanolic extracts of red seaweed, E. denticulatum (Ed), brown seaweed, S. polycystum (Sarg) and green seaweed, C. lentillifera (Cau) developed on a silica gel HPTLC plate with toluene: acetone (70:30,v/v) as the mobile phase (Full picture is provided in supplementary 1).
