Lawrence : Asphaltum Powder : 500g

Asphaltum Powder Is The Pulverised Form Of A Natural Resinous Hydrocarbon. It Is A Raw Material For The Printmaker, A Basic Ingredient In The Making Of Etching Grounds And Stop-out Varnishes And It Is Highly Acid-resistant. It Can Also Be Used In Place Of Rosin Powder To Make A Grained Aquatint. The Fine Grains Have Less Tendency To Spread Than Rosin. Lawrence Ashphaltum Powder Is Soluble In Turpentine And White Spirit.