high performance, transparent pigment with an average drying time and uneven dispersal. It is another name for (PV19) and have relatively low tinting strength in general. For this reason, colors are often expensive, because more pigment is required in the formulation.Although compounds became known in the late 19th century, methods of manufacturing so as to make them practical for use as commercial pigments did not begin until the 1950s. were first developed as coatings for the automotive industry, but were quickly adopted by artists.
