Golden Heavy Body Artist Acrylics - Indian Yellow Historic Hue, 2 oz Tube

Pigment Information

This color contains the following pigments:

PY175-Benzimidazolone Yellow

PY150-Nickel Azo Yellow

PR206-Quinacridone Pyrrolidine Red

Pigment Name

PY175-Benzimidazolone Yellow

Pigment Type

monoazo

Chemical Formula

Properties

Benzimidazolone Yellow is a bright yellow, semi-transparent pigment, slightly greenish, with dull tints and an average drying time.

Permanence

Benzimidazolone Yellow has excellent lightfastness.

Toxicity

Benzimidazolone Yellow is not considered toxic.

History

The benzimidazolone group of pigments was developed and patented in 1960 by Hoechst A.G., a German chemical manufacturer that was a forerunner of the pharmaceutical company Aventis.

Pigment Name

PY150-Nickel Azo Yellow

Pigment Type

inorganic

Chemical Name

nickel azomethine yellow

Chemical Formula

C30H18Cl2N6NiO4

Properties

Nickel Azo Yellow is a transparent, moderately staining yellow pigment with high tinting strength. It is considered a good color match in botanical and landscape painting for natural gamboge (NY24), a historic yellow pigment with fair to poor lightfastness.

Permanence

Nickel azomethine yellow has excellent lightfastness.

Toxicity

Nickel azo yellow pigment is mildly toxic, and is often labeled as hazardous. Avoid respiratory and skin exposure to pigment dust. It should be disposed of properly with other hazardous wastes, not washed down the sink. However, the contribution of artist

History

Nickel azomethine yellow has been developed as an artist pigment becasue it is a close match for gamboge, a historic yellow.

Pigment Name

PR206-Quinacridone Pyrrolidine Red

Pigment Type

organic, quinacridone

Chemical Name

quinacridone pyrrolidine

Chemical Formula

Properties

PR206 offers a deep maroon or bordeaux red. Quinacridone pigments have relatively low tinting strength in general. For this reason, quinacridone colors are often expensive, because more pigment is required in the formulation.

Permanence

Quinacridone pigments have excellent lightfastness.

Toxicity

Quinacridone Pyrrolidine Red has no known acute hazards. Overexposure to quinacridone pigments may cause skin irritation. Quinicridone pigments contain a compound found to be a skin, eye, and respiratory irritant.

History

It was developed as a maroon or bordeaux red for automotive paints.