Description

C.I. Disperse Orange 19 is a synthetic organic dye belonging to the disperse dye class, identified by CAS NO 12223-21-1. This high-performance colorant is valued for its ability to impart vibrant, durable orange shades with excellent fastness properties on synthetic fibers. It is an essential raw material for manufacturers in the textile and polymer industries seeking consistent, high-quality coloration for hydrophobic materials.

Application

• Primary dyeing of polyester (PET) fibers and fabrics for apparel and home textiles.
• Coloration of polyamide (nylon) fibers used in sportswear and automotive interiors.
• Mass pigmentation of plastics and synthetic polymers, including polystyrene and polycarbonate.
• Printing of synthetic textiles via thermosol, high-temperature, or carrier dyeing processes.
• Manufacture of masterbatches and color concentrates for the plastics industry.
• Dyeing of acetate and triacetate fibers for specialty fabrics.

Basic Information

Product Name	C.I. Disperse Orange 19
CAS No.	12223-21-1
Molecular Formula	C₁₈H₁₄N₄O₂
Molecular Weight	318.33 g/mol
Synonyms	Disperse Orange 19; Disperse Orange G; C.I. 11110; 1,4-Diamino-2-methoxyanthraquinone; 1,4-Bis(methylamino)anthraquinone; 1,4-Bis(methylamino)-9,10-anthracenedione; Anthraquinone disperse dye; Foron Orange G (Huntsman)
EINECS	Contact for details

Quality Control

Our C.I. Disperse Orange 19 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, shade, dispersion stability, and fastness properties. Certificates of Analysis (COA) detailing purity, physical form, 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 strong oxidizing agents and incompatible materials. The product is light-sensitive; prolonged exposure to direct light should be avoided to maintain color integrity.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to standard
Color Strength	100% ± 3% (vs. Standard)
Shade	Within agreed tolerance
Purity (HPLC)	≥ 98.0%
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Dispersion Stability	Passes test
Particle Size	≤ 5 μm (Typical)

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