Sakura Cray-Pas Specialist Oil Pastel - Cadmium Orange Pale Hue

Pigment Information

This color contains the following pigments:

PY55-Diarylide Yellow Deep

PO13-Vibfast Orange 4051

Pigment Name

PY55-Diarylide Yellow Deep

Pigment Type

organic, disazo

Chemical Formula

C34H30Cl2N6O4

Properties

Diarylide Yellow Deep is a semi-transparent deep yellow pigment with high tinting strength.

Permanence

Diarylide Yellow Deep is less lightfst than other diarylide yellows, often rated fair. Its fightfastness has been rated only 5 on the blue wool scale (5-8).

Toxicity

Diarylide Yellow pigments have no significant acute hazards, but possible chronic hazards have not been well studied.

History

Pigment Name

PO13-Vibfast Orange 4051

Pigment Type

organic

Chemical Formula

Properties

Pigment Orange PO13 is a yellowish orange with high tinting strength.

Permanence

Pigment Orange PO13 has good lightfastness when used at full strength, but it may fade in tints. It is often replaced by PO61, which has lower tinting strength, but better lightfastness.

Toxicity

History

Pigment Orange PO13 is used in inks, textiles, paints, plastics, and rubber.