DUROZIEZ LIQUID RETOUCHING VARNISH

Black, contents: bitumen, petroleum spirit, violin bow rosin. Very hard, opaque, glossy, liquid form. This varnish is to be applied in thin layers with a brush. It can also be used in the aquatinta technique as a covering varnish. Over time it can crumble and should therefore ideally be worked on immediately after drying. Price per bottle, available in 75ml and 250ml.