Description

Direct Orange 60 is a synthetic azo dye belonging to the class of direct dyes, valued for its strong affinity to cellulosic fibers without the need for a mordant. Its primary value lies in providing a bright, wash-fast orange coloration directly onto materials like cotton, paper, and leather. This product is essential for manufacturers in the textile, paper, and leather industries seeking efficient and cost-effective dyeing solutions. Direct Orange 60 CAS NO 12262-20-3 is known for its good solubility in water and consistent batch-to-batch performance.

Application

• Primary dyeing and printing of cotton and other cellulosic textiles.
• Coloration of paper products, including specialty papers and packaging.
• Dyeing of leather goods to achieve vibrant orange hues.
• Used in the coloration of regenerated cellulose fibers like viscose and rayon.
• Potential use as a colorant for wood staining and other non-textile substrates.
• Employed in educational and research laboratories for dye chemistry studies.

Basic Information

Product Name	Direct Orange 60
CAS No.	12262-20-3
Molecular Formula	C32H20N6Na4O13S4
Molecular Weight	956.78 g/mol
Synonyms	Direct Orange 60; C.I. 29156; Benzo Orange S; Direct Orange S; Pontamine Orange S; Chloramine Orange S; Direct Fast Orange S; Direct Orange SE; C.I. Direct Orange 60; Tetrasodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[4-amino-5-hydroxynaphthalene-2,7-disulphonate]
EINECS	235-525-2

Quality Control

Our Direct Orange 60 is manufactured under a strict quality management system to ensure consistent purity and performance. Each batch is tested against key parameters including color strength, shade, solubility, and fastness properties. A comprehensive Certificate of Analysis (COA) detailing these specifications 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 0.5%
Solubility in Water	Complete solution
Fastness Properties (Typical)	Light: 4-5; Wash: 3-4

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