Description

Ciba Violet 6R is a synthetic organic pigment belonging to the class of triarylmethane dyes, identified by CAS NO 6406-15-1. This high-performance colorant is valued for its intense, brilliant violet hue and excellent tinctorial strength, making it a critical component for achieving vibrant coloration. It is primarily sought after by manufacturers in the plastics, inks, and coatings industries who require consistent, high-quality pigments for demanding applications.

Application

• Primary colorant for the mass coloration of plastics, including PVC, polyolefins, and engineering resins.
• Manufacturing of high-quality printing inks, such as for flexographic, gravure, and packaging applications.
• Pigmentation of industrial and decorative paints and coatings.
• Coloring of specialty papers and paper coatings.
• Potential use in the coloration of synthetic fibers and textiles.
• Formulation of artists' colors and other specialty pigment preparations.

Basic Information

Product Name	Ciba Violet 6R
CAS No.	6406-15-1
Molecular Formula	C24H27N3O9S3
Molecular Weight	605.68 g/mol
Synonyms	Solvent Violet 13; C.I. 60725; Spirit Violet 4BN; Violet 6R; Ciba Violet R; 1-[[4-[Bis(2-hydroxyethyl)amino]phenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]-2-methylphenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfo-1H-benzenemethanaminium Hydroxide, Inner Salt; Acetate Violet 6R; Aizen Cathilon Violet F3RLH
EINECS	229-066-8

Quality Control

Our Ciba Violet 6R is produced under a strict quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including color strength, hue, and physical properties. A Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee compliance with your specifications.

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. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark Violet Powder
Identification (IR)	Conforms to Standard
Color Strength	100 ± 5% (vs. Standard)
Hue	Conforms to Standard
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Water Solubility	≤ 1.0%
Particle Size (Residue on 80 mesh)	≤ 5.0%

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