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Winsor & Newton Professional Acrylics - Davy's Gray, 60 ml tube

Item #:01630-2623
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Davy's Gray
Davy's Gray
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AP Non-Toxic.

Products bearing the AP seal of the Art & Creative Materials Institute, Inc. (ACMI) are certified non-toxic. A product can be certified non-toxic only if it contains no materials in sufficient quantities to be toxic or injurious to humans, or to cause acute or chronic health problems.

Product Details

Color:
Davy's Gray
Size:
60 ml
Format:
Tube
No.
217
Series:
1
Mfg #:
2320217

Pigment Information

This color contains the following pigments:

PBk19-Slate Gray

PY42-Yellow Ochre


Pigment Name

PBk19-Slate Gray

Pigment Type

inorganic

Chemical Name

hydrated aluminum silicate

Chemical Formula

Properties

Slate Gray is a semi-opaque, neutral gray pigment produced from powdered slate.

Permanence

Slate Gray is absolutely lightfast.

Toxicity

Hydrated aluminum silicate is not considered toxic, however pigment from natural sources may contain impurities.

History

Mineral sources of Slate Gray have been used as a colorant since prehistoric times. 


Pigment Name

PY42-Yellow Ochre

Pigment Type

Chemical Name

iron(III)-oxide, hydrated

Chemical Formula

Fe2O3 • H2O

Properties

Yellow Ochre provides artists with earthtones from cream to brown. It has good hiding power, produces a quick drying paint, and can be safely mixed with other pigments. Its transparency varies widely from opaque shades to more transparent ones, which are valued for their use as glazes. If gypsum is present, Yellow Ochre is not suitable for frescoing. (See Brown Ochre, PY43.) PY42 is made from synthetic iron oxides. PY43 is made from natural iron oxide.

Permanence

Yellow Ochre has excellent permanence because ochres are some of the most permanent pigments available.

Toxicity

Yellow Ochre is non-toxic unless it contains manganese.

History

Ochre comes from the Greek word ochros, meaning pale yellow. It was one of the first pigments to be used by human beings, and evidence of its use has been found at 300,000 year old sites in France and the former Czechoslovakia.


Safety Data Sheet

UPC Code: 5012572011136

ASIN #: B001UNJL1U