Description

Disperse Blue 58 is a high-performance anthraquinone-based disperse dye renowned for its excellent color fastness and thermal stability. It is a critical component for achieving deep, vibrant blue shades with superior wash and light resistance in synthetic textiles. This product is essential for manufacturers in the polyester, acetate, and nylon dyeing industries who require consistent, high-quality coloration for apparel, home furnishings, and automotive fabrics. Our supply ensures a reliable source of this key intermediate for global dye and pigment production.

Application

• Primary dyeing of polyester fibers and fabrics for apparel and sportswear.
• Dyeing of cellulose acetate and triacetate for linings and specialty garments.
• Coloration of nylon and polyamide fibers in textile and carpet manufacturing.
• Production of color concentrates and masterbatches for plastic applications.
• Used in the formulation of inks for specialty printing applications.
• Employed as a key intermediate in the synthesis of more complex dye molecules.

Basic Information

Product Name	Disperse Blue 58
CAS No.	12222-76-3
Molecular Formula	C₂₀H₁₃BrN₂O₅
Molecular Weight	441.23 g/mol
Synonyms	1-Amino-4-(3-bromo-4-methylphenyl)amino-9,10-dihydro-9,10-dioxoanthracene-2-carboxylic acid; C.I. Disperse Blue 58; Disperse Navy Blue S-2GL; Samaron Navy Blue GSL; Foron Navy S-2GL; Dianix Navy Blue N-GSL; Palanil Navy Blue GSL; Terasil Navy Blue GSL
EINECS	Contact for details

Quality Control

Our Disperse Blue 58 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Each lot is tested against rigorous internal specifications for key parameters such as color strength, shade, and purity. A Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee compliance with your technical 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. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark Blue Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to Standard
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Particle Size	≥ 95% passes 80 mesh
Dispersion Stability	Good

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