Description

Disperse Blue 183 is a high-performance anthraquinone-based disperse dye widely used in the textile industry. Its primary value lies in providing excellent color fastness, brilliant blue shades, and reliable performance in high-temperature dyeing processes. This product is essential for manufacturers of polyester, acetate, and nylon fibers seeking vibrant and durable coloration. Our supply of Disperse Blue 183 CAS NO 2309-94-6 ensures consistent quality and batch-to-batch uniformity for industrial applications.

Application

• Dyeing of polyester fibers and fabrics, including textured yarns
• Coloration of secondary acetate and triacetate fibers
• Printing and dyeing of nylon and polyamide textiles
• Production of automotive textiles requiring high light and wash fastness
• Manufacturing of sportswear and outdoor apparel
• Dyeing of polyester-cotton and other synthetic fiber blends
• Used in the coloration of plastic materials, particularly for masterbatch production

Basic Information

Product Name	Disperse Blue 183
CAS No.	2309-94-6
Molecular Formula	C20H17N3O5
Molecular Weight	379.37 g/mol
Synonyms	1,4-Diamino-2,3-diphenoxyanthraquinone; C.I. Disperse Blue 183; Disperse Navy Blue S-2GL; Samaron Navy Blue S2GL; Foron Navy S-2GL; Dianix Navy Blue N; Kayalon Polyester Navy Blue S2G-LS; Terasil Navy Blue S2G
EINECS	Contact for details

Quality Control

Our Disperse Blue 183 is manufactured under strict quality management systems to ensure it meets the high standards required for industrial dyeing. Each batch undergoes comprehensive testing for key parameters including color strength, shade, dispersion stability, and particle size distribution. Certificates of Analysis (COA) detailing purity, physical properties, and performance characteristics are available upon request to support your quality assurance protocols.

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 heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark Blue Powder or Granules
Identification (IR)	Conforms to Standard
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Dispersion Stability	Passes Filter Test
Particle Size	> 95% passes 250 mesh
pH (Aqueous Dispersion)	6.0 - 8.0

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