C.I. Acid Brown 188, with the CAS number 12219-57-7, is a synthetic dye primarily used in the textile industry for dyeing wool, silk, and nylon. It belongs to the class of acid dyes, which are characterized by their solubility in water and their ability to form ionic bonds with positively charged sites on the fibers. This dye exhibits a brown color and is known for its good lightfastness and washfastness properties, making it suitable for applications where durability is essential. The chemical structure of Acid Brown 188 includes azo groups, which are responsible for its color properties. It is important to handle this dye with care, as some azo dyes can release aromatic amines, which may pose health risks. Additionally, environmental regulations may apply to its use and disposal, necessitating adherence to safety guidelines in industrial applications. Overall, C.I. Acid Brown 188 is valued for its effectiveness in providing rich, stable coloration to various materials.

C.I. Acid Brown 188

12219-57-7: C.I. Acid Brown 188, with the CAS number 12219-57-7, is a synthetic dye primarily used in the textile industry for dyeing wool, silk, and nylon. It belongs to the class of acid dyes, which are characterized by their solubility in water and their ability to form ionic bonds with positively charged sites on the fibers. This dye exhibits a brown color and is known for its good lightfastness and washfastness properties, making it suitable for applications where durability is essential. The chemical structure of Acid Brown 188 includes azo groups, which are responsible for its color properties. It is important to handle this dye with care, as some azo dyes can release aromatic amines, which may pose health risks. Additionally, environmental regulations may apply to its use and disposal, necessitating adherence to safety guidelines in industrial applications. Overall, C.I. Acid Brown 188 is valued for its effectiveness in providing rich, stable coloration to various materials.

<p>Acid Brown 188 is an azo dye that is used in the textile industry. It is a brown dye with high efficiency, which can be quantified using a constant of 1.5 × 10 M. This dye is also used as an indicator for the detection of biological targets, such as styryl. Acid Brown 188 has been shown to be eliminated by coagulation and chlorination processes, making it suitable for wastewater treatment plants.</p>

CAS 12219-57-7

C.I. Acid Brown 188

Acid Brown 188

Ref: 3D-FA37292