This color contains the following pigments:
azomethine nickel complex
Benzimidazolone Orange (PO65) is a semi-opaque pigment with a dull reddish-orange color.
Benzimidazolone Orange (PO65) is considered to have excellent lightfastness.
Benzimidazolone Orange (PO65) is not considered toxic.
The Benzimidazolone family of pigments were developed by the German chemical manufacturer Hoechst in the 1950s and 1960s.