Description

Trisodium 4-Amino-5-Hydroxy-3-[[4-[[2-Oxo-1-[(Phenylamino)Carbonyl]Propyl]Azo]Phenyl]Azo]-6-[(4-Sulphonato-1-Naphthyl)Azo]Naphthalene-2,7-Disulphonate is a high-purity, water-soluble synthetic organic dye belonging to the azo dye class. This compound is valued for its strong and stable color properties, making it a critical component in demanding industrial applications where colorfastness and consistency are paramount. It is primarily utilized by manufacturers in the textile, leather, and specialty ink industries seeking reliable and vibrant coloration.

Application

• Textile Dyeing: Used for dyeing natural and synthetic fibers, particularly where bright, wash-fast shades are required.
• Leather Finishing: Applied in the coloring of leather goods, providing deep, uniform penetration and color stability.
• Ink Manufacturing: Serves as a key pigment for specialty printing inks, including those for packaging and security applications.
• Paper Coloration: Employed in the production of colored papers and paper products.
• Biological Staining: Potential use as a histological stain in laboratory settings due to its specific chromogenic properties.
• Research & Development: Used as a standard or intermediate in chemical synthesis and analytical method development.

Basic Information

Item	Details
Product Name	Trisodium 4-Amino-5-Hydroxy-3-[[4-[[2-Oxo-1-[(Phenylamino)Carbonyl]Propyl]Azo]Phenyl]Azo]-6-[(4-Sulphonato-1-Naphthyl)Azo]Naphthalene-2,7-Disulphonate
CAS No.	79135-92-5
Molecular Formula	C41H25N7Na3O14S3
Molecular Weight	Contact for details
Synonyms	Acid Black 210; C.I. 300310; Trisodium 4-amino-5-hydroxy-6-[(4-sulfonato-1-naphthyl)azo]-3-[[4-[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo]phenyl]azo]naphthalene-2,7-disulfonate; Leather Black PV; Acid Leather Black PV; Azo Black Dye; 4-Amino-5-hydroxy-3-((4-((2-oxo-1-((phenylamino)carbonyl)propyl)azo)phenyl)azo)-6-((4-sulfonato-1-naphthyl)azo)naphthalene-2,7-disulfonic acid trisodium salt
EINECS	Contact for details

Quality Control

Our production of Trisodium 4-Amino-5-Hydroxy-3-[[4-[[2-Oxo-1-[(Phenylamino)Carbonyl]Propyl]Azo]Phenyl]Azo]-6-[(4-Sulphonato-1-Naphthyl)Azo]Naphthalene-2,7-Disulphonate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and compliance with industry specifications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, impurity profile, and physical parameters is provided with each shipment to guarantee traceability and quality assurance for our global B2B clients.

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). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Dark blue to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Water Solubility	Freely soluble

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