Color Swatch created using heavy to light application and was applied on 100 lb (163 gsm) drawing paper material.
This color contains the following pigments:
PBr24—Chrome Antimony Titanate
Pigment Type
inorganic
Chemical Name
chrome antimony titanate
Chemical Formula
n/a
Properties
Chrome Antimony Titanate is a staining, opaque yellowish brown pigment. It is often used to replace the original Naples Yellow or Chrome Yellow, both of which are highly toxic pigments.
Permanence
Chrome Antimony Titanate has excellent lightfastness and weatherfastness.
Toxicity
Chrome Antimony Titanate has negligible acute toxicity. In testing with rabbits, it was shown to be minimally irritating to the skin and eyes. Since it has the hexavalent structure of a chromium yellow, whether Chrome Antimony Titanate is a potential carcinogen has been a subject of controversy. At this time, regulations in the USA do not require it to be labeled in any way.
History
Chrome Antimony Titanate is used in ceramics, plastics, and industrial coatings.
Alternate Names
Chrome Antimony Titanium Buff Rutile, Chrome Titanate, Chrome Titanate Brown
PY42—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.
Alternate Names
n/a
