Description

Chlorazol Blue Rw is a synthetic, high-purity dye belonging to the azo dye class, identified by CAS No. 2586-57-4. This compound is valued for its strong, stable color properties and consistent performance in demanding industrial applications. It is primarily utilized by manufacturers in the textile, leather, and specialty paper industries seeking reliable colorants for their production processes.

Application

• Textile Dyeing: Used as a direct dye for coloring cotton, viscose, and other cellulosic fibers.
• Leather Finishing: Applied in the dyeing of leather goods to achieve deep, uniform shades.
• Paper Coloring: Employed in the production of specialty and decorative papers.
• Biological Staining: Serves as a histological stain in laboratory settings for microscopic analysis.
• Ink Formulation: A component in the manufacture of certain printing inks.
• Research & Development: Used as a chemical intermediate or reference standard in synthetic chemistry research.

Basic Information

Product Name	Chlorazol Blue Rw
CAS No.	2586-57-4
Molecular Formula	C34H25N7Na2O9S2
Molecular Weight	785.77 g/mol
Synonyms	Chlorazol Blue RW; Direct Blue RW; C.I. Direct Blue 32; Direct Blue 32; Pontamine Blue RW; Aizen Direct Blue RH; Atlantic Blue RW; Benzo Blue RW; Diazol Blue RW; Sirius Blue RW
EINECS	219-974-7

Quality Control

Our Chlorazol Blue Rw is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, purity, and solubility. A Certificate of Analysis (COA) detailing the results for key parameters is provided with every shipment to guarantee traceability and compliance.

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 material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark Blue to Bluish-Black Powder
Identification (IR)	Conforms to Standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility	Conforms
Ash Content	≤ 1.0%

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