Description

Reactive Blue 17 is a high-purity, anthraquinone-based reactive dye designed for covalent bonding to cellulosic fibers. This compound is valued for its excellent wash and light fastness, providing a brilliant and durable blue coloration. It is a critical component for textile manufacturers, leather processors, and paper mills seeking consistent, high-quality dyeing results. The product is supplied as a fine powder, ensuring optimal solubility and ease of application in industrial dyeing processes.

Application

• Textile Dyeing: Primary application for dyeing cotton, viscose, linen, and other cellulosic fabrics in exhaust, pad-batch, and continuous dyeing processes.
• Leather Coloring: Used for dyeing leather goods, providing vibrant and uniform color with good penetration.
• Paper Industry: Employed in the coloring of specialty papers, including decorative and packaging papers.
• Ink Formulation: A component in the manufacture of certain types of inks for specialized printing applications.
• Research & Development: Serves as a standard or intermediate in chemical research and analytical laboratories.

Basic Information

Product Name	Reactive Blue 17
CAS No.	50861-58-0
Molecular Formula	C23H14Cl2N6O8S2
Molecular Weight	637.42 g/mol
Synonyms	Reactive Blue H-EGN; C.I. Reactive Blue 17; Remazol Brilliant Blue R; Levafix Brilliant Blue E-BRA; Procion Blue H-EGN; Anthraquinone blue reactive dye; 1-Amino-4-[3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfophenyl]amino-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid
EINECS	256-692-5

Quality Control

Every batch of Reactive Blue 17 is manufactured under a strict quality management system. We perform comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and tests for solubility and heavy metal content. A Certificate of Analysis (COA) detailing all specifications and test results is provided with each shipment to ensure traceability and compliance with your quality 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 heat sources and incompatible materials. Under these conditions, the product maintains its stability and performance specifications.

Specification

Item	Specification
Appearance	Blue to dark blue powder
Identification (IR)	Conforms to standard
Color Strength	≥ 98% (vs. Standard)
Purity (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Water Solubility	Conforms
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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