Description

5-[[4-[(3-Sulphophenyl)Azo]-1-Naphthyl]Azo]-8-[p-Tolylamino]Naphthalene-1-Sulphonic Acid, Ammonium Sodium Salt is a high-purity, complex azo dye intermediate known for its excellent chromophore properties. This compound is critical for manufacturers requiring precise color development and consistent batch-to-batch performance in demanding applications. It is primarily utilized by producers of specialized dyes, pigments, and colorants for the textile, ink, and advanced materials industries.

Application

• Primary intermediate for the synthesis of high-performance azo dyes and pigments.
• Key chromophore component in textile dyes, particularly for fibers requiring vibrant and wash-fast colors.
• Manufacture of colorants for inks, including specialty printing and packaging applications.
• Production of colorants for plastics and polymers where thermal stability is important.
• Potential use in the formulation of analytical reagents and biological stains.
• Research and development of novel functional dyes for optoelectronic applications.

Basic Information

Product Name	5-[[4-[(3-Sulphophenyl)Azo]-1-Naphthyl]Azo]-8-[p-Tolylamino]Naphthalene-1-Sulphonic Acid, Ammonium Sodium Salt
CAS No.	83006-75-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Acid Black 210; Acid Black 210; Ammonium sodium 5-[[4-[(3-sulfophenyl)azo]-1-naphthyl]azo]-8-(4-methylphenyl)amino]-1-naphthalenesulfonate; 1-Naphthalenesulfonic acid, 5-[[4-[(3-sulfophenyl)azo]-1-naphthyl]azo]-8-[(4-methylphenyl)amino]-, ammonium sodium salt; C.I. 300310; Acid Black W-AL; Amichrome Black W-AL
EINECS	Contact for details

Quality Control

Our production of this azo dye intermediate adheres to strict quality management systems to ensure purity and consistency. Every batch is analyzed using advanced techniques like HPLC to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with each shipment 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. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Dark powder or granules
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Ash Content	Max. 2.0%
Heavy Metals (as Pb)	Max. 20 ppm
Water Solubility	Conforms

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