Description

Procion Brilliant Red H-8Bn is a high-performance, reactive dye belonging to the Procion series, known for its brilliant red color and excellent fastness properties. This product is engineered for covalent bonding with cellulosic fibers, ensuring vibrant, wash-fast coloration critical for demanding textile applications. It is an essential chemical for textile manufacturers, dye houses, and industrial colorant producers seeking reliable and consistent dyeing results for cotton, viscose, and other natural fibers.

Application

• Textile Dyeing: Primary application for the exhaust and continuous dyeing of cotton, rayon, linen, and other cellulosic fabrics.
• Yarn Dyeing: Used for coloring cellulosic yarns in hank, package, or beam dyeing processes.
• Garment Dyeing: Suitable for dyeing finished cotton garments to achieve uniform and brilliant red shades.
• Printing Pastes: A key component in the formulation of printing pastes for textile screen and rotary printing.
• Paper Coloring: Employed as a colorant for specialty papers requiring high color strength and bleed resistance.
• Leather Finishing: Used in the dyeing of leather goods to provide rich, durable red colors.

Basic Information

Product Name	Procion Brilliant Red H-8Bn
CAS No.	12226-27-6
Molecular Formula	C25H14Cl2N6Na4O16S4
Molecular Weight	995.64 g/mol
Synonyms	Reactive Red 31; C.I. Reactive Red 31; Procion Red H-8BN; Remazol Brilliant Red F3B; Levafix Brilliant Red E-4BA; Drimarene Brilliant Red K-4BL; Reactive Brilliant Red K-2BP; 1,3,6,8-Pyrenetetrasulfonic acid, 2,7-bis[[4-chloro-6-[(3-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-, tetrasodium salt
EINECS	235-439-8

Quality Control

Our Procion Brilliant Red H-8Bn is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is tested against rigorous internal specifications for critical parameters such as color strength, shade, solubility, and reactive group content. A Certificate of Analysis (COA) detailing purity, physical properties, and performance characteristics is provided with every shipment to guarantee it meets the high standards required for industrial textile processing.

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 and moisture to maintain product integrity and shelf life.

Specification

Item	Specification
Appearance	Red powder
Color Strength	≥ 98% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility	≥ 100 g/L (at 50°C)
pH (1% Solution)	6.0 - 8.0
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 90.0%

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