Description

Acid Blue 264 is a synthetic organic dye belonging to the anthraquinone class, valued for its vibrant blue color and strong affinity for polyamide fibers. Its primary commercial significance lies in its excellent light and wash fastness properties, making it a critical component for producing durable, high-quality colored materials. This dye is essential for manufacturers in the textile, leather, and specialty paper industries seeking consistent and reliable coloration.

Application

• Textile Dyeing: Primary application for dyeing nylon (polyamide) and wool fibers, providing brilliant blue shades with excellent fastness.
• Leather Finishing: Used for coloring leather goods, offering deep penetration and uniform color.
• Paper Coloration: Employed in the production of specialty papers, including decorative and security papers.
• Ink Manufacturing: A colorant for inks used in packaging, printing, and marking applications.
• Plastics and Polymers: Used to color certain engineering plastics and synthetic materials.

Basic Information

Product Name	Acid Blue 264
CAS No.	39315-90-7
Molecular Formula	C32H26N4Na2O8S2
Molecular Weight	696.66 g/mol
Synonyms	Acid Blue 264; C.I. 61111; Acid Blue AR; Nylosan Blue N-BLN; Telon Blue ANL; Supranol Blue BLW; Acid Anthraquinone Blue; 1-Amino-4-(3-((4-((2,5-dichlorophenyl)amino)-3-sulfonatophenyl)amino)-2,4,6-trimethyl-5-sulfonatophenyl)amino)anthraquinone disodium salt
EINECS	Contact for details

Quality Control

Our Acid Blue 264 is manufactured under a strict quality management system. Every batch undergoes rigorous testing to ensure it meets precise color strength, shade, and purity specifications critical for industrial dyeing processes. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical parameters is provided with each shipment to guarantee batch-to-batch consistency and performance.

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 to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 0.5%
pH (1% Solution)	6.0 - 8.0

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