Description

Basic Brown 1 is a synthetic organic dye belonging to the azo dye class, identified by CAS No. 8052-76-4. This versatile colorant is valued for its ability to impart consistent and stable brown hues to a wide range of materials. It is an essential component for industrial manufacturers requiring reliable and cost-effective coloring solutions. Key sectors that utilize this product include textiles, leather processing, paper production, and specialty chemical formulations.

Application

• Textile Dyeing: Used for dyeing cotton, wool, silk, and synthetic fibers to achieve various shades of brown.
• Leather Finishing: Applied in the coloring of leather goods, including footwear, bags, and upholstery.
• Paper Coloring: Employed in the production of colored paper, packaging materials, and specialty papers.
• Wood Staining: Used in stains and finishes for wood to enhance grain and provide color.
• Ink Formulation: A pigment source in the manufacture of printing inks and writing inks.
• Specialty Chemical Intermediates: Serves as a precursor or colorant in the synthesis of other chemical products.

Basic Information

Product Name	Basic Brown 1
CAS No.	8052-76-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Basic Brown G; Bismarck Brown Y; C.I. 21000; Vesuvin; Phenylene Brown; Manchester Brown; Leather Brown; Azo Brown
EINECS	Contact for details

Quality Control

Our Basic Brown 1 is produced under a stringent quality management system to ensure batch-to-batch consistency and performance. The product undergoes rigorous testing for key parameters including color strength, shade, solubility, and impurity profiles. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

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 incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Brown powder or granules
Identification (IR)	Conforms
Assay (Colorant Content)	≥ 95%
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Water Solubility	Complete
pH (1% Solution)	5.0 - 7.0

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