Description

Barium Bis[2,5-Dichloro-3-[(2-Hydroxy-1-Naphthyl)Azo]Toluene-4-Sulphonate] is a high-purity, organometallic azo dye complex valued for its exceptional color strength and stability. This compound is critical for industrial applications requiring durable, vivid coloration under demanding conditions. It is primarily utilized by manufacturers in the pigment, plastics, and specialty coatings industries seeking reliable and consistent performance.

Application

• Primary use as a high-performance pigment precursor or colorant for industrial applications.
• Manufacturing of specialty dyes for plastics and synthetic polymers.
• Production of colored inks for packaging and printing where lightfastness is required.
• Formulation of functional coatings and paints that demand chemical resistance.
• Potential use in the coloration of textile fibers and specialty fabrics.
• Research and development of novel optical materials and sensors.
• As a reference standard in analytical chemistry and quality control laboratories.

Basic Information

Product Name	Barium Bis[2,5-Dichloro-3-[(2-Hydroxy-1-Naphthyl)Azo]Toluene-4-Sulphonate]
CAS No.	68368-35-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Barium 2,5-dichloro-3-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonate (1:2); Barium salt of 2,5-dichloro-3-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonic acid; C.I. Pigment Red; Azo dye barium complex; Barium azo dye sulphonate; Bis(2,5-dichloro-3-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonate) barium; Barium 2,5-dichloro-3-[(1-hydroxy-2-naphthyl)azo]-4-methylbenzenesulphonate
EINECS	Contact for details

Quality Control

Our Barium Bis[2,5-Dichloro-3-[(2-Hydroxy-1-Naphthyl)Azo]Toluene-4-Sulphonate] is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, color value, and chemical composition. Comprehensive Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Fine powder
Color	Characteristic red/brown
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Barium Content	Contact for details
Sulfated Ash	Contact for details

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