412 Yellow Medium Azo 30ml.

Ultra-fluid acrylic with lightfast, artist-quality pigments. No dyes. No fade. Just pure, permanent color. And like all acrylics, it dries quickly and permanently, with no smudging or bleeding when rewetted or layered.

A single pigment semi-opaque warm yellow with a reddish tint. The azo pigment is a synthetic organic originally developed by the German Hoechst company in the early 1900s and first became popular as a textile dye