All color making is done by hand, and processes are controlled by artists. Pigments are ground in stone rather than metal rollers.
Color Swatch created using heavy application/diluted application and was applied on cold press watercolor paper (150 lb) material.
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.
Nickel Orange Deep, Irgazin Orange 3GL.
® Old Holland is a registered trademark.