Description

Basic Blue 53 is a synthetic cationic dye belonging to the triarylmethane class, widely recognized for its intense blue color and strong affinity for various substrates. Its primary value lies in providing consistent, vibrant coloration and excellent fastness properties in demanding industrial applications. This product is essential for manufacturers in the textile, paper, and specialty ink industries seeking reliable and high-performance colorants for their processes.

Application

• Textile Dyeing and Printing: Used for coloring paper, leather, and specific synthetic fibers like modified polyacrylonitrile, offering good light and wash fastness.
• Paper Coloring: Employed in the production of colored papers, including specialty and decorative papers, where a strong blue hue is required.
• Ink Manufacturing: A key component in the formulation of writing inks, stamp pad inks, and other specialty printing inks.
• Biological Staining: Utilized in microbiology and histology as a staining agent for microscopic analysis.
• Dye Intermediate: Serves as a chemical precursor or intermediate in the synthesis of other more complex dyes and pigments.
• Indicator Applications: Can be used as a pH indicator or in other analytical chemistry applications due to its color-changing properties.

Basic Information

Product Name	Basic Blue 53
CAS No.	11075-20-0
Molecular Formula	C₂₀H₂₆ClN₃O
Molecular Weight	359.89 g/mol
Synonyms	Basic Blue 53; Victoria Blue B; C.I. 42563; C.I. Basic Blue 53; N-[4-[[4-(Dimethylamino)phenyl][4-(phenylamino)-1-naphthalenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium chloride; Aizen Victoria Blue BH; Astra Victoria Blue B; Victoria Blue BH; Methyl Violet B
EINECS	234-298-1

Quality Control

Our Basic Blue 53 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is tested against established specifications for key parameters including color strength, shade, solubility, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing the results is provided with every shipment to support your quality assurance protocols.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-green powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Color Strength	100% ± 5% (vs. Standard)
Shade	Within agreed tolerance
Moisture Content	Max. 5.0%
Ash Content	Max. 1.0%
Solubility	Soluble in water and ethanol

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