Acid Brown 16
Name:C.I.Acid Brown 16,C.I. 17610
Molecular Structure: Single azo class
Molecular Formula:C28H18ClN3Na2O8S2
Molecular Weight: 670.02
CAS Registry Number: 6222-58-8
Manufacturing Methods : 2-Amino-4-Chlorodiphenyletheer-4′-Sulfonic acid diazo, in alkaline conditions and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid coupling
Properties and Applications: brown. Soluble in water for brown, slightly soluble in ethanol is brown. The strong sulfuric acid to red light purple, diluted into Olive color. In water solution to join strong hydrochloric acid appear olive precipitation; Add sodium hydroxide for wine red.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 4 | 3-4 | 3 | 3 | 2 | 3 |
List of Suppliers:
Sulphoti Acid Brown 2R( Bayer Group )
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