Description

Cuprate, [m-[[7,7'-[(6-Chloro-1,3,5-Triazine-2,4-Diyl)diimino]bis[4-hydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2-naphthalenesulfonato]]]]di-, tetrasodium is a complex, water-soluble metal-organic dye compound. It is valued for its strong chelating properties and vivid color, making it a critical component in specialized industrial applications. This product is primarily needed by manufacturers in the textile, specialty ink, and advanced materials sectors for high-performance coloration and functional chemical processes.

Application

• Textile Dyeing: As a reactive dye for cotton, wool, and nylon, providing excellent wash and light fastness.
• Specialty Inks: Used in the formulation of high-quality inks for security printing, packaging, and digital applications.
• Functional Coatings: Imparts color and specific functional properties to industrial and architectural coatings.
• Analytical Chemistry: Acts as a complexometric indicator or a chromogenic reagent in specific analytical methods.
• Paper Coloration: For high-grade, colored paper products requiring stable and vibrant hues.
• Biological Staining: Potential use in histological or cytological staining procedures in life sciences.

Basic Information

Item	Details
Product Name	Cuprate, [m-[[7,7'-[(6-Chloro-1,3,5-Triazine-2,4-Diyl)diimino]bis[4-hydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2-naphthalenesulfonato]]]]di-, tetrasodium
CAS No.	85269-51-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Blue 222; Tetrasodium [m-[[7,7'-[(6-Chloro-1,3,5-triazine-2,4-diyl)diimino]bis[4-hydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2-naphthalenesulfonato]]]]di-cuprate; Reactive Blue 222; Copper complex of a disazo dye; Reactive dye, blue 222; 85269-51-8; Cuprate(2-), [m-[[7,7'-[(6-chloro-1,3,5-triazine-2,4-diyl)diimino]bis[4-hydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2-naphthalenesulfonato]]]]di-, tetrasodium
EINECS	Contact for details

Quality Control

Our Cuprate, [m-[[7,7'-[(6-Chloro-1,3,5-Triazine-2,4-Diyl)diimino]bis[4-hydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2-naphthalenesulfonato]]]]di-, tetrasodium is produced under a strict quality management system. Each batch undergoes rigorous testing to ensure consistency in color strength, purity, and application performance. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

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 product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed after each use to prevent degradation and absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to standard
Assay (Dye Content)	≥ 90% (by HPLC)
Moisture Content	≤ 5.0% (Karl Fischer)
Ash Content	≤ 20.0%
Solubility in Water	Complete, clear solution
pH (1% Solution)	6.0 - 8.0

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