Fig. 18

Digital microscopy (Hirox) images before and after (not at same location) cleaning tests on the alkyd priming (a, b) and blue Ben-Day dot areas (c, d) with Nanorestore Gel^® Peggy 6 loaded with a TAC at 2% and 0.75% w/w respectively, for a 2-min exposure (followed by the appropriate clearance step). Scale bar is 2000 µm, magnification is ×50