C.I.14830;Acid Red 20;C.I.Acid Red 20;C.I.Acid Red 20:C.I.14830;Lutetia Brilliant Bordeaux BO;sodium 5-hydroxy-6-(naphthylazo)naphthalenesulphonate;5-Hydroxy-6-(1-naphthalenylazo)-1-naphthalenesulfonic acid sodium salt;1-Naphthalenesulfonicacid, 5-hydroxy-6-[2-(1-naphthalenyl)diazenyl]-, sodium salt (1:1)
Naphthalen-1-amine diazo, and 5-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applications
red. Slightly soluble in water for orange red. The strong sulfuric acid for blue, red after diluted precipitation; In nitric acid solution for orange brown.
