Description

Pontacyl Violet 6R is a synthetic, water-soluble dye belonging to the triarylmethane class, widely recognized for its vibrant violet hue. This high-purity colorant is valued for its strong tinctorial strength and excellent solubility profile, making it a versatile component in demanding industrial applications. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries who require consistent, reliable coloration. Our supply of Pontacyl Violet 6R CAS NO 5850-63-5 is backed by stringent quality control to ensure batch-to-batch uniformity for your critical processes.

Application

• Textile Dyeing: Used for dyeing silk, wool, and nylon fibers, providing bright and wash-fast violet shades.
• Ink Manufacturing: Serves as a key pigment for producing violet inks in ballpoint pens, stamp pads, and flexographic printing.
• Biological Staining: Employed as a histological stain in microscopy for contrast enhancement in tissue samples.
• Paper Coloring: Applied in the tinting of specialty papers and security documents.
• Leather Finishing: Used for dyeing leather goods to achieve consistent and deep violet colors.
• Specialty Coatings: Incorporated into coatings and lacquers where specific color standards are required.

Basic Information

Product Name	Pontacyl Violet 6R
CAS No.	5850-63-5
Molecular Formula	C29H31N2NaO6S2
Molecular Weight	590.68 g/mol
Synonyms	Acid Violet 6R; C.I. 42650; Wool Violet 6R; Acid Violet 6; Acid Violet 6R (C.I. 42650); Aizen Acid Violet 6RH; Amacid Violet 6R; Naphthalene Violet 6R
EINECS	227-476-3

Quality Control

Our Pontacyl Violet 6R is manufactured under a strict quality management system. Every batch is analyzed to confirm identity, purity, and conformance to color strength specifications. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, absorbance profile, and impurity limits. Our quality commitment ensures the material is suitable for its intended industrial applications.

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 prevent degradation.

Specification

Item	Specification
Appearance	Dark violet to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Water Solubility	Completely soluble
Loss on Drying	≤ 5.0%
Ash Content	≤ 1.0%

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