This color contains the following pigments:
organic synthetic, quinoline, vat
Quinophthalone Yellow is a transparent pigment classified as a vat pigment. It has high tinting strength and an average drying time.
Quinophthalone Yellow has excellent lightfastness.
Quinophthalone Yellow is not considered toxic.
bismuth orthovanadate or bismuth vanadium oxide
Bismuth Yellow is an intense, light value, semi-opaque yellow pigment with good tinting strength.
Bismuth Yellow has excellent lightfastness.
Bismuth orthovanadate is harmful if swallowed. It is irritating to the eyes, respiratory system, and skin. Exposure may cause conjunctivitis, rhinitis, and reversible irritation of the respiratory tract. More severe cases may cause bronchitis, bronchospas
Bismuth orthovanadate occurs naturally in several minerals. Although it was synthesized in the 1920s, it was not developed as a commercial pigment until the 1970s.