Bismarck Brown Y / Bismarck Brown TDR / Bismarck Brown GG / Basic Brown 1 / Bismarck Brown

English Name: Bismarck Brown y; Vesuvine； Phenylene brown； Bismark brown G； C.I. 21000

Other names: Bismarck Brown TDR; Bismarck Brown GG; Bismarck Brown y; Bismarck Brown y; Alkaline Brown 1; 4,4 '- [1,3-phenylbis (azo)] bis [1,3-phenylenediamine] dihydrochloride; Bismarck brown; Alkaline Brown g; Base brown; Alkaline brown I

CAS No.: 10114-58-6

C18H18N8•2HCl=419.31

Grade: high purity grade

Melting point: ≥ 300 ℃

λ max ：457 nm

Physicochemical properties: Brown to black brown powder. It is soluble in water, yellow brown, slightly soluble in ethanol and fibrinolysin, insoluble in acetone, benzene and carbon tetrachloride; It is brown in the presence of concentrated sulfuric acid and reddish brown after dilution. When encountering nitric acid, it turns orange to yellow, and its aqueous solution does not change color when adding hydrochloric acid, and it precipitates orange when adding 10% sodium hydroxide solution

Purpose: biochemical research. Certified for use in staining goblet cells and cartilage. General basic dyes are mainly used for dyeing cotton, acrylic fiber, viscose fiber and their fabrics, and can also be used for making lakes and dyeing leather, paper, etc.

Saving: RT