Description

Methyl Violet CAS NO 603-47-4 is a synthetic cationic dye belonging to the triarylmethane class, known for its intense violet color. It serves as a critical staining agent and colorant across diverse scientific and industrial fields. This product is essential for professionals in microbiology, histology, and industrial manufacturing who require a reliable and consistent dye for identification, differentiation, and coloring applications.

Application

• Microbiological Staining: Widely used in Gram staining procedures to differentiate between Gram-positive and Gram-negative bacteria.
• Histological Staining: Employed in tissue staining for microscopy to highlight specific cellular components and structures.
• Textile Dyeing: Acts as a colorant for dyeing silk, wool, and other natural fibers, as well as for coloring paper and leather.
• Ink Manufacturing: Used as a pigment component in the production of writing inks, stamp pad inks, and ballpoint pen inks.
• Biological Indicator: Functions as a pH indicator, changing color in response to acidity or alkalinity in certain formulations.
• Educational & Laboratory Use: A standard reagent in educational kits and laboratory protocols for teaching and research purposes.

Basic Information

Product Name	Methyl Violet
CAS No.	603-47-4
Molecular Formula	C24H28N3Cl
Molecular Weight	393.95 g/mol
Synonyms	Basic Violet 1; Crystal Violet; Gentian Violet; Methyl Violet 10B; Aniline Violet; Hexamethyl-p-rosaniline chloride; Pyoktanin; Methylrosaniline chloride
EINECS	210-064-4

Quality Control

Our Methyl Violet is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, purity, and solubility. A Certificate of Analysis (COA) detailing assay, identification, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your application 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). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Dark green powder or crystalline solid with metallic luster
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Solubility (in Water)	Completely soluble, yielding a deep violet solution
Heavy Metals (as Pb)	≤ 20 ppm

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