Difference between revisions of "Hansa orange"
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See also [[Hansa]]. | See also [[Hansa]]. | ||
| − | [[[SliderGallery rightalign|PO5 kremer 55200 (with calcite).TIF~FTIR PO005(MFA)]]] | + | [[[SliderGallery rightalign|PO5 kremer 55200 (with calcite).TIF~FTIR KremerPO005(MFA)|PO005 sun dna orange 276-5483.TIF~FTIR SunPO005(MFA)]]] |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 10:04, 26 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
Comparisons
| Pigment number | Manufacture | Pigment name | Manufacture CI number | Comments |
|---|---|---|---|---|
| PO005 | Kremer | unidentified | 23290 | |
| PO005 | Sun | DNA orange | 276-5483 |
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