Description

Direct Red 254 is a synthetic azo dye belonging to the direct dye class, known for its bright red color and strong affinity for cellulosic fibers. This compound matters for its excellent wash and light fastness properties, providing durable coloration in demanding applications. It is primarily needed by manufacturers in the textile industry for dyeing cotton, viscose, and other natural fibers, as well as by producers of specialty papers and leather goods.

Application

• Primary dyeing of cotton and other cellulosic textiles.
• Coloration of viscose rayon and blended fabrics.
• Dyeing of paper products for decorative and packaging purposes.
• Leather finishing and dyeing applications.
• Potential use as a colorant in non-food industrial applications.
• Research and development of new dye formulations and color blends.

Basic Information

Product Name	Direct Red 254
CAS No.	101380-00-1
Molecular Formula	C29H19N7Na2O8S2
Molecular Weight	711.62 g/mol
Synonyms	C.I. Direct Red 254; Direct Fast Scarlet 4BS; Direct Scarlet 4BS; Pontamine Scarlet 4BS; Amanil Fast Scarlet 4BS; Atul Direct Fast Scarlet 4BS; Dinamine Scarlet 4BS; Pyrazol Scarlet 4BS
EINECS	Contact for details

Quality Control

Our Direct Red 254 is produced under a stringent quality management system to ensure batch-to-batch consistency and performance. Each lot undergoes comprehensive analysis, including color strength, shade, solubility, and impurity profiling. Certificates of Analysis (COA) detailing all test results are provided to guarantee the product meets the specifications required for industrial dyeing processes.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Reddish-brown powder
Identification (IR)	Conforms to standard
Color Strength	≥ 98% (vs. Standard)
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Shade	Conforms to standard
Solubility in Water	Conforms

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