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« See more Daler-Rowney Georgian Oil Colors

00485-3083 — Scarlet Lake

This high quality line of color is produced at a uniform and economical price. Daler-Rowney Georgian Oil Colors are ideal for use with a knife or a brush, for a variety of effects. Every batch is matched for color and texture against exacting standards.

Scarlet Lake

This color contains the following pigments:

PR5—Naphthol Red
PR112—Naphthol Red AS-D

PR5—Naphthol Red

Pigment Type

monoazo

Chemical Name

n/a

Chemical Formula

C₃₀H₃₁ClN₄O₇S

Properties

This Naphthol Red is a bright deep red with bluish undertones. It has an average drying time.

Permanence

This Naphthol Red has fair to good lightfastness, not because of its masstone, but because it fades in tints. Not suitable 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

Unknown.

Alternate Names

Naphthal, Naphthol Bordeaux, Naphthol Carbamide, Naphthol Carmine, Permanent Carmine, Permanent Red.

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PR112—Naphthol Red AS-D

Pigment Type

organic, monoazo

Chemical Name

n/a

Chemical Formula

C₂₄H₁₆Cl₃N₃O₂

Properties

This Naphthol Red is an intense scarlet red pigment that is heavily staining. It has an average drying time. It is semi-transparent and has relatively poor covering power.

Permanence

This Naphthol Red has been rated as having excellent lightfastness under ASTM testing, but other testing methods have demonstrated some tendancy for the color to fade with exposure to strong ultraviolet light. It has been considered a replacement for less lightfast naphthol reds such as PR3. Not suitable for exterior use.