Mixing with this pigment helps make bright, shadows, also use it to render the desired patina on a copper pot. An inorganic pigment, it is considered and non-staining (or low-tinting) and ideal for glazing methods. Cobalt Teal Blue's ability to create soft edges, to lift and to mix readily make it a valuable contribution to watercolor palettes. Excellent Lightfastness, Semi-transparent, Granulating, Non-staining PG 50Conforms to ASTM D4236. These watercolors span the color spectrum from the historical to natural earth and quinacridones. Outstanding color strength, extremely vibrant colors and excellent brushing properties make these paints desirable for any watercolor artist. The pigments are procured from every continent except Antarctica, and the paints are manufactured in Seattle, Washington. 5ml tubes.