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Mijello Mission Gold Watercolor - Raw Sienna, 15 ml tube

Item #:01758-8060
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Raw Sienna
Raw Sienna

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AP Non-Toxic.

Product Details

Color:
Raw Sienna
Size:
15 ml
No.
W569

Pigment Information

This color contains the following pigments:

Mars Orange

Hansa Yellow

Benzimidazolone Brown


Pigment Name

Mars Orange

Pigment Type

inorganic, earth

Chemical Name

iron oxide

Chemical Formula

Fe2O2 or Fe2O3 • H2O

Properties

Mars Orange is a bright, extremely light red and appears almost pinkish in contrast 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 excellent 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.


Pigment Name

Hansa Yellow

Pigment Type

monoazo

Chemical Formula

C18H18N4O6

Properties

This Hansa Yellow ranges from reddish yellow to greenish yellow with temperature shifts from cool to warm hues. It has good tinting strength and average to slow drying time.

Permanence

This Hansa Yellow has excellent lightfastness, particularly in the darker shades.

Toxicity

Hansa Yellow has no significant acute hazards, though its chronic hazards have not been well studied.

History

Hansa Yellows were first made in Germany just before WW1 from a series of synthetic dyestuffs called Pigment Yellow. They were intended to be a synthetic replacement for Cadmium Yellow.


Pigment Name

Benzimidazolone Brown

Pigment Type

organic, monoazo benzimidazolone

Chemical Formula

Properties

Benzimidazolone Brown is a transparent brown pigment that is heavily staining and dark valued but has moderately low tinting strength. According to its manufacturer Clariant, “It is a dark brown, very transparent benzimidazolone pigment with excellent light, weather, and solvent fastness properties plus high heat stability. Recommended for paste inks, solvent and water based packaging gravure, and flexographic printing inks.” Benzimidazolone Brown has been used in watercolor painting, where transparent brown colors have traditionally been mixed from other pigments.

Permanence

Benzimidazolone Brown has excellent lightfastness and weather resistance.

Toxicity

History

Benzimidazolone pigments were developed and patented by Hoechst in 1960, and have gradually come into use as artist pigments.


Safety Data Sheet

UPC Code: 8809109437791

ASIN #: B00BFCTYMW