Description

2-Naphthalenesulfonic Acid, 7,7-(Carbonyldiimino)Bis4-Hydroxy-3-(2-Methyl-4-Sulfophenyl)Azo-, Sodium Salt, Compd. With 2,2,2-Nitrilotrisethanol is a high-purity, complex azo dye intermediate and chemical compound. This product is valued for its precise chemical structure, which is critical for imparting specific color properties and functional characteristics in advanced formulations. It is primarily utilized by manufacturers in the dye and pigment industries, as well as in specialized chemical synthesis for research and development.

Application

• Primary intermediate for the synthesis of high-performance azo dyes and pigments.
• Key component in the production of specialty colorants for textiles, inks, and coatings.
• Used in research and development of novel functional dyes with specific light-absorption properties.
• Potential use as a chemical reagent in analytical chemistry and diagnostic applications.
• Employed in the formulation of industrial color markers and tracers.

Basic Information

Product Name	2-Naphthalenesulfonic Acid, 7,7-(Carbonyldiimino)Bis4-Hydroxy-3-(2-Methyl-4-Sulfophenyl)Azo-, Sodium Salt, Compd. With 2,2,2-Nitrilotrisethanol
CAS No.	79255-95-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Acid Black 210; Acid Black 210; 7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonic acid], sodium salt, compd. with 2,2',2''-nitrilotrisethanol; Tris(2-hydroxyethyl)ammonium salt of Acid Black 210; Azo dye intermediate AB210; TEA salt of Acid Black 210; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-methyl-4-sulfophenyl)azo]-, sodium salt, compd. with 2,2',2''-nitrilotrisethanol
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to strict quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing key specifications is provided with each shipment to guarantee it meets your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark powder or solid
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 5.0%
Heavy Metals (as Pb)	Max. 20 ppm
Sulfated Ash	Contact for details

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