Difference between revisions of "Hansa orange"
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Pigment Orange 1, 2 and 5; CI Nos. 11725, 12060 and 12075 | Pigment Orange 1, 2 and 5; CI Nos. 11725, 12060 and 12075 | ||
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== Hazards and Safety == | == Hazards and Safety == | ||
Revision as of 13:04, 25 February 2020
Description
Originally a Hoechst AG trademark for a line of bright, transparent orange synthetic organic pigments. Hansa orange dyes are composed of dinitro- or ortho- aniline. This class of dye was first discovered in 1907 by R. Lauch.
See also Hansa.
Synonyms and Related Terms
Pigment Orange 1, 2 and 5; CI Nos. 11725, 12060 and 12075
Hazards and Safety
CI Pigment Orange 5 is a suspected carcinogen, mutagen and may contain toxic impurities.
Sources Checked for Data in Record
- Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994
- Colour Index International online at www.colour-index.org