Schmincke Horadam Aquarell Artist Watercolor - Shire Grey, Supergranulation, 15 ml, Tube

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Product Details
- Description:
- Horadam Aquarell Artist Watercolor, Supergranulation
- Color:
- Shire Grey
- Size:
- 15 ml
- Format:
- Tube
- No.
- 935
Pigment Information
This color contains the following pigments:
PY159-Zirconium Praesodymium Yellow
PB74-Cobalt Zinc Silicate Blue Phenacite
PBk11-Mars Black
Pigment Name
PY159-Zirconium Praesodymium Yellow
Pigment Type
inorganic
Chemical Name
zirconium, silica, praseodymium oxide
Chemical Formula
Properties
This greenish yellow pigment is temperature stable and is used for coloring enamels, glazes, and ceramics.
Permanence
Toxicity
History
Pigment Name
PB74-Cobalt Zinc Silicate Blue Phenacite
Pigment Type
inorganic
Chemical Name
cobalt zinc silicate
Chemical Formula
(CoZi)2SiO4
Properties
Cobalt-zinc silicate is semi opaque and semi-soluble in water. It produces a warmer and darker blue that standard Cobalt Blue (PB28), and is used most often in glass and ceramics.
Permanence
Cobalt-zinc silicate is extremely lightfast and temperature stable.
Toxicity
Cobalt-zinc silicate is toxic, and its toxictiy may be of greater concern that for Cobalt Blue (PB28) because it is semi-soluble in water.
History
Since the discovery of processes for mining Cobalt Blue (PB28) in the 19th century, additional processes for manufacturing and purifying other cobalt salts have become available. Their use as artist pigments has followed.
Pigment Name
PBk11-Mars Black
Pigment Type
earth
Chemical Name
iron oxides
Chemical Formula
FeO or Fe2O3
Properties
Mars Black is an opaque black with a strong and cool masstone, a slightly warm tint, and a warm brown undertone. It is not as black as Ivory Black, but it dries more quickly and has three times the tinting strength. Mars Black is normally the only black available in acrylic form and that is safe to over paint. It can be used in all media without reservation and is widely used as an alternative to Lamp Black and Ivory Black.
Permanence
Mars Black is very lightfast with excellent permanence.
Toxicity
Mars Black has no significant hazards and is the only major black pigment considered non-toxic.
History
The word Mars refers to the Roman god of iron and war. Mars Black was developed in the early 20th century from inorganic, synthetic iron oxide.
Safety Data Sheet
UPC Code: 4012380230966