Description

Supranol Brilliant Red G is a high-performance synthetic dye belonging to the azo chemical class, identified by CAS No. 6417-35-2. It is valued for its intense and vibrant red coloration, offering excellent tinctorial strength and brightness for demanding industrial applications. This product is essential for manufacturers in the textile, ink, and specialty coatings sectors seeking reliable and consistent colorants for their formulations.

Application

• Textile Dyeing and Printing: Primary application for dyeing natural and synthetic fibers, including cotton, wool, and nylon, to achieve bright red shades.
• Ink Manufacturing: Used as a key pigment in the production of printing inks for packaging, publications, and security documents.
• Leather Coloring: Employed in the dyeing process for leather goods to provide durable and vivid red finishes.
• Paper Staining: Applied in the manufacture of colored papers and paper products requiring high color fidelity.
• Plastics and Polymers: Incorporated as a colorant for masterbatches to color various plastic materials during manufacturing.
• Specialty Coatings and Paints: Utilized in formulations for industrial paints and coatings where a specific red hue is required.

Basic Information

Product Name	Supranol Brilliant Red G
CAS No.	6417-35-2
Molecular Formula	C22H14N4Na2O7S2
Molecular Weight	556.48 g/mol
Synonyms	Brilliant Red G; Acid Red 1; C.I. 18050; Supranol Red G; Azo Rubine; Acid Brilliant Red G; C.I. Acid Red 1; 2-Naphthalenesulfonic acid, 7-hydroxy-8-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-, disodium salt
EINECS	229-136-2

Quality Control

Our Supranol Brilliant Red G is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. Each lot is tested against rigorous internal specifications for parameters such as color strength, purity, and solubility. A Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee compliance with your technical 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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Red to dark red powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility	Conforms
Ash Content	≤ 1.0%

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