Sennelier Artists' Oil Stick - Sepia

Item #:01526-8081
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Sepia
Sepia

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Product Details

Color:
Sepia
Mfg #:
10-130125-438
No.
438
Size:
38 ml

Pigment Information

This color contains the following pigments:

PY83-Diarylide Yellow 83

PBk1-Aniline Black

PR101-Mars Orange


Pigment Name

PY83-Diarylide Yellow 83

Pigment Type

organic, disazo

Chemical Formula

C36H32Cl4N6O8

Properties

Diarylide Yellow is a semi-opaque, moderately staining, intense deep reddish yellow pigment with good tinting strength.

Permanence

Diarylide Yellow 83 has very good lightfastness and permanence. However, it can fade in tints, so some artists do not consider it suitable as an artists’ color. Many other diarylide yellow pigments are reported to have fair to poor lightfastness, and some are completely fugitive. Diarylide Yellow 83 is reputed to be one of the most permanent of the entire group.

Toxicity

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

History

Diarylide Yellow comes from a family of azo pigments called Diarylide. These yellow hued pigments were developed around 1940 and are very important in printing inks.


Pigment Name

PBk1-Aniline Black

Pigment Type

organic, azine

Chemical Formula

Properties

Analine black was the first black dye used to color cotton.

Permanence

As a clothing dye, it has been reported to have excellent lightfastness.

Toxicity

Testing of analine black dye on rabbits has shown that it is not an skin or eye irritant.

History

Analine Black was discovered by Lightfoot in 1863. It has been used ever since as a black dye for coloring cotton.


Pigment Name

PR101-Mars Orange

Pigment Type

Chemical Name

iron oxides

Chemical Formula

Fe2O2 or Fe2O3 • H2O

Properties

Mars Orange is a bright, extremely light red and appears almost pinkish when contrasted with darker colors. It has incredible tinting strength and opacity. The synthetic form of Mars Orange is made from iron oxides and is cleaner, brighter, and denser than its ochre-based counterparts.

Permanence

Mars Orange has good permanence and lightfastness.

Toxicity

Mars Orange has no significant hazards.

History

The word Mars refers to the Roman god of iron and war. Mars Orange has been manufactured as a pigment since the 17th century.


Safety Data Sheet

UPC Code: 3046450188216

ASIN #: B0014ZWALM