Description

Sodium [6-Amino-5-[(2-Hydroxy-4-Nitrophenyl)Azo]Naphthalene-1-Sulphonato(3-)]Hydroxychromate(1-) is a complex chromium-based azo dye salt, known for its specific colorant properties and stability. This compound is valued for its precise chemical structure, which provides consistent performance in demanding technical applications. It is primarily utilized in specialized industrial sectors requiring high-performance pigments and colorants, such as advanced material coatings and specialty inks.

Application

• Industrial Pigments and Dyes: As a key component in the formulation of high-performance, color-stable pigments for plastics, resins, and synthetic fibers.
• Specialty Inks: Used in the manufacturing of inks for security printing, packaging, and other applications requiring specific lightfastness and chemical resistance.
• Advanced Material Coatings: Employed as a colorant in coatings for automotive, aerospace, and industrial equipment where durability is critical.
• Research & Development: Serves as a chemical intermediate or reference standard in R&D laboratories for developing new colorant systems and materials science.
• Textile Auxiliaries: Potential use in specialized dyeing processes for technical textiles that require specific color properties.

Basic Information

Product Name	Sodium [6-Amino-5-[(2-Hydroxy-4-Nitrophenyl)Azo]Naphthalene-1-Sulphonato(3-)]Hydroxychromate(1-)
CAS No.	10241-21-1
Molecular Formula	C₁₆H₁₀CrN₄Na₂O₈S
Molecular Weight	532.33 g/mol
Synonyms	Acid Chrome Violet K; C.I. Mordant Violet 5; Chromate(1-), [6-amino-5-[(2-hydroxy-4-nitrophenyl)azo]-1-naphthalenesulfonato(3-)]hydroxy-, sodium (1:2); Sodium 6-Amino-5-[(2-hydroxy-4-nitrophenyl)azo]-1-naphthalenesulfonato(3-) hydroxychromate(1-); C.I. 15665; Mordant Violet 5; Chromium complex of 6-amino-4-hydroxy-3-[(2-hydroxy-4-nitrophenyl)azo]-2-naphthalenesulfonic acid
EINECS	233-579-6

Quality Control

Our production of Sodium [6-Amino-5-[(2-Hydroxy-4-Nitrophenyl)Azo]Naphthalene-1-Sulphonato(3-)]Hydroxychromate(1-) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and chemical composition. Comprehensive Certificates of Analysis (COA) detailing assay, impurity profiles, and physical specifications are provided to guarantee traceability and compliance with 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). Keep away from strong oxidizing agents and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark violet to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95.0%
Loss on Drying	Max. 5.0%
Sulfated Ash	Max. 20.0%
Heavy Metals (as Pb)	Max. 20 ppm
Chromium Content	9.0 - 11.0%
Solubility (in water)	Partially soluble, forms colloidal solution

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