Description

Chlorazol Diazo Black Sd is a synthetic diazo dye belonging to the azo chemical class, known for its deep black coloration. This compound is valued for its strong chromophoric properties and its ability to form covalent bonds with substrates, resulting in excellent colorfastness and durability. It is primarily utilized in industrial sectors requiring high-performance pigments and dyes, such as textile manufacturing, leather finishing, and the production of specialty inks and coatings.

Application

• Textile Dyeing: As a primary black dye for cotton, wool, and synthetic fibers, offering good wash and light fastness.
• Leather Processing: For dyeing leather goods, providing a deep, uniform black finish.
• Ink Manufacturing: Used in the formulation of specialty printing inks, including for textiles and plastics.
• Paper Coloration: Employed in the production of colored papers and paper products.
• Biological Staining: Potential use as a histological stain in laboratory settings for microscopic analysis.
• Pigment Intermediate: Serves as a key intermediate in the synthesis of more complex organic pigments.

Basic Information

Product Name	Chlorazol Diazo Black Sd
CAS No.	52229-25-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Diazo Black Sd; Chlorazol Black Sd; C.I. Direct Black 38 (related); Direct Black Sd; Azo Black Sd; Diazol Black Sd; Chloramine Black Sd
EINECS	Contact for details

Quality Control

Our Chlorazol Diazo Black Sd is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure consistent purity, color strength, and performance. A Certificate of Analysis (COA) detailing key parameters such as assay, hue, and impurity profile is provided with each shipment to guarantee it meets your specific application requirements.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Black to dark brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Ash Content	Max. 1.0%
Water Solubility	Partially soluble

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