Description

Basic Red 1:1 is a synthetic cationic dye belonging to the azo class, widely recognized for its vibrant red color and strong affinity for various substrates. This product is essential for industries requiring consistent, high-quality coloration with excellent fastness properties. It is primarily utilized by manufacturers in the textile, paper, and specialty ink sectors for dyeing and printing applications.

Application

• Textile Dyeing: Primarily used for dyeing acrylic fibers, modacrylic, and some polyamide fibers, offering good light and wash fastness.
• Paper Coloring: Employed in the production of colored papers, tissues, and paperboard where a bright red hue is required.
• Ink Manufacturing: Serves as a colorant in the formulation of specialty inks for various printing applications.
• Leather Finishing: Used in dyeing leather goods to achieve uniform and durable red coloration.
• Biological Staining: Finds application as a histological stain in laboratory settings for microscopic analysis.
• Acrylic Yarn and Fabric Production: A key dye for achieving a range of red shades in synthetic fabric manufacturing.

Basic Information

Product Name	Basic Red 1:1
CAS No.	3068-39-1
Molecular Formula	C₂₂H₂₄ClN₃
Molecular Weight	365.90 g/mol
Synonyms	Basic Red 1:1; C.I. Basic Red 1:1; Aizen Cathilon Red GTLH; Astrazon Red GTL; Maxilon Red GTL; Sevron Red GTL; 1,3,3-Trimethyl-2-[(E)-[4-(methylamino)phenyl]diazenyl]-3H-indol-1-ium chloride; 2-[[4-(Methylamino)phenyl]azo]-1,3,3-trimethyl-3H-indolium chloride
EINECS	221-320-2

Quality Control

Our Basic Red 1:1 is manufactured under a stringent quality management system. Each batch is tested to ensure it meets precise specifications for color strength, shade, solubility, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and performance characteristics is provided with every shipment to guarantee batch-to-batch consistency and reliability for your industrial 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). Keep away from incompatible materials. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Dark red powder or granules
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Assay (HPLC)	≥ 95.0%
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.