Williamsburg Handmade Oil Paint - Carl's Crimson, 37 ml tube

Pigment Information

This color contains the following pigments:

PR187-Naphthol Red 187

Pigment Name

PR187-Naphthol Red 187

Pigment Type

organic, monoazo

Chemical Formula

CONHC6H4-(p)CONH2

Properties

Pigment Red PR187 is a transparent red with a bluish tone, part of the Naphthol AS family of red pigments.

Permanence

Pigment Red PR187 has excellent lightfastness and weather fastness in most applications.

Toxicity

Naphthol Reds are not considered toxic. They may cause eye, skin, or respiratory irritation. Contact with dry pigment should be avoided.

History

Pigment Red PR187 is one of the most widely used synthetic red pigments. It has been used to color latex, plastics, paints, resins, and printing inks. Because it is somewhat transparent, it has sometimes been used in metallic automotive finishes.