Figure 4From: Recovery and examination of sculpture group Fugitive Slaveby V. Beklemishev (a) - Selected ion monitoring chromatograms of amino acid derivatives in bright fragment; (b) - Selected ion monitoring chromatograms of amino acid derivatives in bright fragment; (c) - PCA score plot of the samples collected from different parts of the bronze imitating covering: 1- the bright fragment; 2- bottom part of the dark fragment; 3 - top part of the dark fragment. Back to article page