Description

Disperse Red 13 is a synthetic organic dye belonging to the disperse azo dye class, widely recognized for its bright red color and excellent dyeing properties. This high-performance colorant is valued for its strong affinity to synthetic fibers, providing vibrant, wash-fast, and light-fast coloration. It is an essential raw material for manufacturers in the textile and plastics industries seeking consistent, high-quality red pigments for their products.

Application

• Primary dye for polyester, acetate, and nylon fibers in the textile industry.
• Coloration of plastics, including polystyrene, polycarbonate, and acrylic resins.
• Manufacturing of inks for specialty printing applications.
• Production of colored films and sheets.
• As a colorant for synthetic leather and other coated fabrics.
• Used in research and development laboratories as a chemical intermediate or reference standard.

Basic Information

Product Name	Disperse Red 13
CAS No.	3180-81-2
Molecular Formula	C20H13NO4
Molecular Weight	331.32 g/mol
Synonyms	1-Amino-2-phenoxy-4-hydroxyanthraquinone; C.I. 11115; Disperse Red 13; Solvent Red 111; 1-Amino-4-hydroxy-2-phenoxyanthraquinone; 9,10-Anthracenedione, 1-amino-4-hydroxy-2-phenoxy-; NSC 403104; Fenalan Red G
EINECS	221-671-1

Quality Control

Our Disperse Red 13 is produced under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Each lot undergoes comprehensive analysis, including purity assay, shade strength, and fastness property testing, to meet the demanding specifications of industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Reddish-brown powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Particle Size	≤ 5.0 μm (Typical)

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