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Fig. 6 | Heritage Science

Fig. 6

From: A non-invasive screening study of varnishes applied to three paintings by Edvard Munch using portable diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS)

Fig. 6

Total ion chromatogram obtained from THM-GC/MS of varnish scrapings (Gr.02) from Flower Meadow Field (Woll 148). Laropal K80 markers: cyclohexanone and 4-methylcyclohexanone. The drying oil was detected based on the distribution of the methyl esters of fatty acids. Sub suberic, Az azelaic, Seb sebacic, P palmitic, S stearic, gly methyl esters and glycerol. #: reagent peak

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