Description

Sodium 3-[(1-Hydroxy-2-Naphthyl)Azo]Benzenesulphonate is a synthetic azo compound primarily valued for its strong colorant properties and chemical stability. This product is essential for industries requiring precise and durable coloration in their formulations. It is particularly sought after by manufacturers in the textile dyeing, ink production, and specialty chemical synthesis sectors.

Application

• Textile Dyeing: Used as a key intermediate or direct dye for coloring natural and synthetic fibers, providing vibrant shades with good wash-fastness.
• Ink Manufacturing: Serves as a pigment or dye component in the formulation of printing inks for packaging, textiles, and specialty papers.
• Leather Processing: Applied in the dyeing and finishing of leather goods to achieve consistent and durable coloration.
• Research & Development: Utilized as a standard or reagent in chemical research, particularly in studies involving azo chemistry and colorimetric analysis.
• Specialty Coatings: Incorporated into coatings and paints where specific color properties and chemical resistance are required.
• Paper Coloring: Employed in the production of colored papers and paper products.

Basic Information

Product Name	Sodium 3-[(1-Hydroxy-2-Naphthyl)Azo]Benzenesulphonate
CAS No.	83006-60-4
Molecular Formula	C16H11N3NaO4S
Molecular Weight	364.33 g/mol
Synonyms	Acid Orange 20; C.I. 14600; Benzenesulfonic acid, 3-[(1-hydroxy-2-naphthalenyl)azo]-, sodium salt; 3-[(1-Hydroxy-2-naphthyl)azo]benzenesulfonic acid sodium salt; Sodium 3-[(1-hydroxy-2-naphthyl)azo]benzenesulfonate; C.I. Acid Orange 20; Acid Leather Orange R; Orange II sodium salt
EINECS	Contact for details

Quality Control

Our Sodium 3-[(1-Hydroxy-2-Naphthyl)Azo]Benzenesulphonate is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing to ensure it meets high-purity standards and consistent performance for industrial applications. A Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.