Cadmium Orange: Gamblin Cadmium Colors are in regular chromatic steps from Cadmium Yellow Light through Cadmium Red Deep. Chemically pure Cadmium Orange is a medium opaque orange. No health labeling required.
Pigment: Concentrated cadmium sulfo-selenide (PO 20)
Vehicle: Alkali refined linseed oil
Lightfastness I, Series 4, OPAQUE