Additives - Retouching Ground - Durozier Black Fluid Varnish

To be applied with a brush in thin layers. It is advised for using as a stop out ground for aquatint. It tends to become crumbly over time, so it is better to use it as soon as it is dry. Composition: Asphaltum, essence de petrol, colophonium Dry extract: 50% Finish: opaque glossy