Light red
(Redirected from Prussian red)
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Description
An orangey-red synthetic pigment composed of red iron oxide. Light red is obtained by either roasting Yellow ocher or as a by-product from steel-mill waste. The permanent, opaque pigment has a bright red color with good hiding and tinting properties. Light red is used in artists' paints, marine paints, metal primers, and as a filler in rubbers and plastics. The name 'light red' has also been applied to color blends made from red iron oxide and Gypsum.
Synonyms and Related Terms
iron oxide red; red iron oxide; Pigment Red 101; CI 77419; rouge anglais (Fr.); rode oker (Ned.); vermelho claro (Port.); English red; Prussian red; colcothar; morelle salt; Persian red; Antwerp red; Indian red;
Risks
- No significant hazards.
Physical and Chemical Properties
| Composition | Fe2O3 |
|---|---|
| CAS | 1309-37-1 |
Resources and Citations
- Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994