Description

Cobaltate(3-), Bis[6-Amino-5-[(2-Hydroxy- 4-Nitrophenyl)Azo]-2-Naphthalenesulfonato(3-)]-, Trisodium is a high-purity, complex azo dye metal salt primarily valued for its role as a specialized colorant and functional additive in advanced material science. Its significance lies in its ability to impart specific optical properties and interact with substrates at a molecular level, offering performance beyond conventional pigments. This product is essential for industrial and research applications requiring precise color formulation, catalytic activity, or specialized chemical functionality.

Application

• Specialized Industrial Dyeing: Used as a high-performance colorant for technical textiles, plastics, and coatings where specific lightfastness and chemical resistance are required.
• Analytical Chemistry Reagent: Serves as a complexometric indicator or a chromogenic agent in spectrophotometric analysis and titration methods.
• Catalyst Precursor: Employed in research and development for synthesizing cobalt-based catalysts used in organic synthesis and oxidation reactions.
• Functional Material Additive: Incorporated into polymers and composites to modify optical characteristics or introduce specific metal-ion functionalities.
• Laboratory Research Chemical: Utilized in academic and industrial R&D for studying coordination chemistry, dye-sensitized processes, and azo compound behavior.
• Ink Formulation: A key component in formulating specialty inks for security printing, electronics, or high-durability marking.

Basic Information

Product Name	Cobaltate(3-), Bis[6-Amino-5-[(2-Hydroxy- 4-Nitrophenyl)Azo]-2-Naphthalenesulfonato(3-)]-, Trisodium
CAS No.	77630-54-7
Molecular Formula	C32H18CoN8Na3O14S2
Molecular Weight	~ 948.7 g/mol (Contact for exact details)
Synonyms	Trisodium bis[6-amino-5-[(2-hydroxy-4-nitrophenyl)azo]-2-naphthalenesulfonato(3-)]cobaltate(3-); C.I. 15707; Acid Black 107; Cobalt complex of an azo dye derived from 6-amino-2-naphthalenesulfonic acid and 2-hydroxy-4-nitroaniline; Trisodium 5-amino-6-[(2-hydroxy-4-nitrophenyl)azo]-4-hydroxy-3-[(2-hydroxy-4-nitrophenyl)azo]naphthalene-2,7-disulfonate cobaltate; Cobalt Black T; Azo dye cobalt complex salt
EINECS	Contact for details

Quality Control

Our Cobaltate(3-), Bis[6-Amino-5-[(2-Hydroxy- 4-Nitrophenyl)Azo]-2-Naphthalenesulfonato(3-)]-, Trisodium is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters such as assay, heavy metal content, and spectral identification are provided to guarantee the material meets your technical requirements. We support compliance with relevant global chemical inventory regulations.

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, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in water; slightly soluble in organic solvents

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