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Azo Condensation Red

PR166

Alternate Name

Disazo Scarlet

Pigment Description

Not recommended, lightfastness is moderate.

Resources

PR166 pigment data from David G. Myers, The Color of Art Pigment Database, Artiscreation.com

General information about this class of pigments from Handprint,

Stats

Lightfastness

Estimated Very Good to Excellent, may fade in tints

May Fade slightly (BWS 7). The NPIRI showed that masstone held in the outdoor tests in Florida sunlight, but tints faded slightly.

Transparency

Semi-Transparent, Semi-Opaque

Toxicity

Lower Concern

Treat all pigments and paints with studio safety protocols.

Chemical Name

Azo condensation

with PR166 (Azo Condensation Red)

No single-pigment Oil found with PR166

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