Talens casein tempera binder
 Objective: to produce a water-dilutable casein tempera paint in combination with oil colors.  Composition: Casein solution, thickening and mattifying agents, emulsifier • Mix 1 part of binder to a maximum of 1 part of oil color • Gives a satin gloss when dry • Dries quickly to obtain a virtually waterproof finish • Perfect for making underpaintings with technical oil paints