Description

Chromate(5-), Bis[6-(Acetylamino)-4-Hydroxy- 3-[(2-Hydroxy-5-Nitro-3-Sulfophenyl)Azo]-2-Naphthalenesulfonato (4-)]-, Potassium Sodium is a high-purity, complex chromium-based azo dye intermediate. This compound is valued for its precise molecular structure, which provides excellent chromogenic properties and stability for demanding technical applications. It is primarily required by manufacturers in the specialty chemical, analytical reagent, and advanced materials sectors for the synthesis of high-performance pigments and dyes.

Application

• Specialty Dye and Pigment Synthesis: A key intermediate for producing high-value, complex azo dyes and pigments with specific color fastness and stability properties.
• Analytical Chemistry Reagents: Used in the formulation of specialized reagents for colorimetric analysis and detection methods in laboratory settings.
• Functional Material Production: Serves as a precursor in the development of advanced materials where specific chromate complexes are required for optical or catalytic functions.
• Research and Development: Employed in chemical R&D for studying azo-chromate chemistry and developing new chromogenic compounds.
• Industrial Colorant Manufacturing: Used in the controlled synthesis of colorants for niche industrial applications requiring precise molecular composition.

Basic Information

Product Name	Chromate(5-), Bis[6-(Acetylamino)-4-Hydroxy- 3-[(2-Hydroxy-5-Nitro-3-Sulfophenyl)Azo]-2-Naphthalenesulfonato (4-)]-, Potassium Sodium
CAS No.	114886-95-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Potassium Sodium Bis[6-(Acetylamino)-4-hydroxy-3-[(2-hydroxy-5-nitro-3-sulfophenyl)azo]-2-naphthalenesulfonato(4-)]chromate(5-); C.I. Mordant Black 17, Chromium Complex; Chromate(5-), bis[6-(acetamido)-4-hydroxy-3-[(2-hydroxy-5-nitro-3-sulfophenyl)azo]-2-naphthalenesulfonato(4-)]-, potassium sodium (1:1:1); Acid Chrome Dark Blue; Mordant Black 17; Eriochrome Blue Black B; Chromazol Dark Blue
EINECS	Contact for details

Quality Control

Our Chromate(5-), Bis[6-(Acetylamino)-4-Hydroxy- 3-[(2-Hydroxy-5-Nitro-3-Sulfophenyl)Azo]-2-Naphthalenesulfonato (4-)]-, Potassium Sodium is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet the high standards required for intermediate synthesis. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 2.0%
Heavy Metals (as Pb)	Max. 20 ppm
Residual Solvents	Complies with ICH guidelines

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