7 Orange Acid Dyes

7 Orange Acid Dyes also known as 2 naphthol orange is an azo dye, it is used for dyeing wool. It is produced by azo coupling of naphthol and diazonium derivatives of sulfanilic acid. It is used as a direct hair colouring agent up to an on head concentration of 0.5% in non-oxidative as well as oxidative hair dye formulations. 7 Orange Acid Dyes is made of high-quality raw material which makes it a perfect choice.