ASTM International Standard Specification for Artists' Acrylic Dispersion Paints ASTM D5098-05a

This specification establishes requirements for composition, physical properties, performance, and labeling of artists' acrylic emulsion paints. Pigments, vehicles, and additives are covered and requirements are included for pigment identification, lightfastness, bleeding, consistency, and drying time. The following materials and equipment shall be used in lighfastness determination: aluminum exposure panels, posterboard, titanium dioxide acrylic dispersion paint, paint brush and soft hair brush. Exposure test shall be conducted and mean color difference shall be calculated.