Fig. 4From: HPLC-DAD and HPLC-ESI-Q-ToF characterisation of early 20th century lake and organic pigments from Lefranc archivesHPLC-DAD chromatograms acquired at 480 nm of the DMSO extracts of: a P.27 (“Laque de Garance No 100”); b P.25 (“Laque de Garance No 101”); c P.20 (“Laque de Garance V”); d T18 [“Lac Fine (Gar.Andr.)”]Back to article page