Sennelier Oil Pastel - Permanent Intense Red

Item #:20038-3731
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Permanent Intense Red
Permanent Intense Red

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Product Details

Description:
Oil Pastel
Color:
Permanent Intense Red
Mfg #:
10-132501-220
No.
220

Pigment Information

This color contains the following pigments:

PR188 -Naphthol Red


Pigment Name

PR188 -Naphthol Red

Pigment Type

organic monoazo

Chemical Formula

C33H24Cl2N2O6

Properties

This Naphthol Red is yellowish, with a high tinting strength and average drying time. It produces warmer shades and tints.

Permanence

This Naphthol Red has excellent lightfastness, though it is generally not considered adequate for exterior use.

Toxicity

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

History

Naphthol pigments are actually dyes that are "laked" to form pigments. First developed by the German chemical company Hoechst A.G. before World War I, their use in artist paints began in the 1920s.


Safety Data Sheet

UPC Code: 3046450406358

ASIN #: B004O78FPM