azo

• “Those include Sunset Yellow and red Ponceau 4R, the so-called azo dyes that give Irn-Bru its hyper-orange sheen.”

  The Wall Street Journal: It Isn't Iron and It Isn't Brewed, But Irn-Bru Hews to Its Orange Hue

• “A large number of the dyes prepared from coal tar are called azo colours, such for instance are the Biebrich and Croceine scarlets and oranges, Naphthol black, Congo red, etc., just to name a few.”

  The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student

• “(called azo dyes) must be labeled not only with the relevant E number, but also with the words”

  Health News from Medical News Today

• “Malagasy · Mitondra VIH mamaham-bolongana: Mbola azo atao ny mitia”

  Global Voices in English » Blogging with HIV: “Love is still possible”

• “And with Junge and Green, she discovered the azo-dye coupling reaction.”

  Maud Menten

• “The company uses natural minerals and enzymes in their dying process and does not use chemicals like chlorine bleach, formaldehyde or azo.”

  Ujeans Custom Fit Socially Responsible Jeans

• “Reductions can occur across nitrogen-nitrogen double bonds (azo reduction) or on nitro groups (NO2).”

  Biotransformation

• “Listed are several of the reducing reactions. azo reduction dehalogenation disulfide reduction nitro reduction”

  Biotransformation

• “Many azo pigments are illegal in cosmetics in Europe because they can break down into cancer-causing compounds, which may be absorbed into the skin.”

  Consumer Reports: Teen tattoos: Easy to get, easier to regret

• “Tattoo inks frequently consist of azo pigments that not only contain multiple impurities but also are manufactured for use as printing inks and for automobile paint.”

  Consumer Reports: Teen tattoos: Easy to get, easier to regret

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