Fig. 2From: Chemical modification of wood induced by the traditional making procedures of bowed string musical instruments: the effect of alkaline treatmentsFTIR spectra of the control (m.0 in black solid line), the KOH (m.1 K in dark grey dashed line) and NH3 (m.1 N in grey dotted line) treated wood. Vertical lines correspond to the peaks of interest listed in Table 2. Holocellulose and lignin bands are indicated in green and orange, respectivelyBack to article page