Description

Basic Blue 93 is a synthetic cationic dye belonging to the triarylmethane class, widely recognized for its intense blue color and strong affinity for various substrates. This high-purity colorant is essential for achieving consistent, vibrant coloration in demanding industrial applications where lightfastness and chemical stability are critical. It is primarily utilized by manufacturers in the textile, paper, and specialty ink industries seeking reliable and efficient blue dyes for their production processes.

Application

• Textile Dyeing: Used for dyeing acrylic, modacrylic, and other synthetic fibers, providing excellent color yield and wash fastness.
• Paper Coloring: Employed in the production of colored papers, tissues, and specialty packaging materials.
• Ink Manufacturing: A key component in the formulation of writing inks, stamp pad inks, and other solvent-based or aqueous ink systems.
• Leather Finishing: Applied in the dyeing of leather goods to achieve deep, uniform blue shades.
• Biological Staining: Used in histological and microbiological laboratories as a staining agent for microscopic analysis.
• Plastics and Polymers: Incorporated for the mass coloration of certain plastics and resins.

Basic Information

Product Name	Basic Blue 93
CAS No.	72146-79-3
Molecular Formula	C41H48ClN3O6S2
Molecular Weight	786.42 g/mol
Synonyms	Basic Blue K; C.I. 51180; Victoria Pure Blue BO; Astra Blue BG; Aizen Victoria Pure Blue BOH; Methyl Blue 2B; Basic Blue N; 4-[[4-(Dimethylamino)phenyl][4-(ethylamino)-1-naphthalenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium chloride hemizinc chloride double salt
EINECS	Contact for details

Quality Control

Our Basic Blue 93 is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for color strength, purity, and solubility. Certificates of Analysis (COA) documenting key parameters such as assay, ash content, and heavy metals are available upon request 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.

Specification

Item	Specification
Appearance	Dark green to blue powder or crystals
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Color Strength	100 ± 5%
Moisture Content	Max. 5.0%
Ash Content	Max. 1.0%
Solubility (in water)	Completely soluble

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