Difference between revisions of "Red lake C"
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== Description == | == Description == | ||
− | A red synthetic organic colorant. Red lake C is a [ | + | A red synthetic organic colorant. Red lake C is a [[diazo%20dye|diazo dye]] that is made by reacting [[beta%20naphthol%20pigment|beta-naphthol]] with the barium salt of o-chloro-m-toluidine-p-sulfonic acid. It was first synthesized in 1902 in Germany. Red lake C is bleed resistant and has better color stability than [[Lithol%20red|Lithol red]]. Red lake C is used as a colorant in plastics, rubber, and printing inks. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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Carcinogen. Toxic by ingestion and inhalation | Carcinogen. Toxic by ingestion and inhalation | ||
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+ | [[[SliderGallery rightalign|PR053.1 sun red lake c 215-5650.TIF~FTIR (MFA)]]] | ||
== Additional Information == | == Additional Information == |
Revision as of 09:43, 7 January 2020
Description
A red synthetic organic colorant. Red lake C is a Diazo dye that is made by reacting beta-naphthol with the barium salt of o-chloro-m-toluidine-p-sulfonic acid. It was first synthesized in 1902 in Germany. Red lake C is bleed resistant and has better color stability than Lithol red. Red lake C is used as a colorant in plastics, rubber, and printing inks.
Synonyms and Related Terms
Pigment Red 53; CI 15585; D&C Red 9; Clarion red
Hazards and Safety
Carcinogen. Toxic by ingestion and inhalation
Additional Information
B.Berrie, S.Q.Lomax, "Azo Pigments: Their History, Synthesis, Properties and Use in Artists' Materials" in Studies in the History of Art, No.57, National Gallery of Art, Washington DC, 1997.