Golden OPEN Acrylic India Yellow Hue 2 oz

A modern mixture replacing the pigment originally produced in the early 1800's by collecting urine from oxen fed only mango leaves. This version is more permanent, more lightfast, totally humane and (best of all) urine-free. 

Pigment Classification: Synthetic Organic (Mixture)
Color Index Name: PY150 / PY175 / PR122
Color Index Number: 12764 / 11784 / 73915
Chemical Description: Nickel Complex Azo / Benzimidazolone Yellow H6G / Quinacridone
Opacity/Transparency: Transparent
Lightfastness Rating: ASTM 1
Permanency: Excellent