Description

C.I.Disperse Blue 26:1 is a high-performance, anthraquinone-based disperse dye widely used in the textile industry. Its primary value lies in providing excellent color fastness and brilliant blue shades on synthetic fibers, ensuring consistent and reliable coloration. This product is essential for manufacturers of polyester, acetate, and nylon fabrics, as well as for masterbatch producers and specialty ink formulations. We supply this dye in various commercial forms to meet diverse industrial processing requirements.

Application

• Dyeing of polyester fibers and fabrics for apparel and home textiles.
• Coloration of cellulose acetate and triacetate materials.
• Printing applications on synthetic fiber blends.
• Manufacturing of color concentrates and masterbatches for plastics.
• Dyeing of nylon and polyamide-based textiles.
• Specialty applications in non-woven fabrics and technical textiles.
• Use in the development of inks for specific industrial marking.

Basic Information

Product Name	C.I. Disperse Blue 26:1
CAS No.	100357-99-1
Molecular Formula	C20H17NO5
Molecular Weight	351.35 g/mol
Synonyms	Disperse Blue 26:1; Disperse Blue 26-1; C.I. 63305; 1,4-Diamino-2,3-dihydroanthraquinone; 1,4-Bis(methylamino)anthraquinone; Anthraquinone, 1,4-bis(methylamino)-; Samaron Blue FBL; Foron Blue S-BGL; Palanil Blue 3RT
EINECS	Contact for details

Quality Control

Our C.I. Disperse Blue 26:1 is manufactured under a strict quality management system. Every batch is tested to ensure it meets precise specifications for color strength, shade, dispersion stability, and particle size distribution. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters. Our quality protocols are designed to support compliance with global standards, including Oeko-Tex and REACH regulations.

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. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Blue powder or granules
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture Content	≤ 5.0%
Particle Size	> 95% passes through 80 mesh
Dispersion Stability	Grade 4/5 (at 130°C)
pH (1% Aqueous Dispersion)	6.0 - 8.0

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