Description

Carbol Fuchsin is a synthetic dye belonging to the triarylmethane class, widely recognized for its distinctive magenta to red color. It is a critical component in various staining and diagnostic procedures, valued for its selective binding properties and colorfastness. This product is essential for professionals in the life sciences, industrial manufacturing, and quality control sectors requiring reliable and consistent dye performance.

Application

• Microbiological Staining: A primary component in Ziehl-Neelsen and Kinyoun acid-fast staining methods for the detection of Mycobacterium tuberculosis and other acid-fast bacteria.
• Histology & Pathology: Used in tissue staining protocols to differentiate cellular structures and identify specific tissue types under microscopic examination.
• Fungal Staining: Employed in diagnostic mycology for staining fungal elements in clinical samples.
• Textile Industry: Functions as a dye for silk, wool, and leather, providing vibrant red and magenta hues.
• Ink Manufacturing: Serves as a colorant in the production of specialized inks, including stamp pad and ballpoint pen inks.
• Educational & Research: Used in laboratory teaching and research settings for demonstrating staining techniques and microbial identification.

Basic Information

Product Name	Carbol Fuchsin
CAS No.	4197-24-4
Molecular Formula	C19H17N3·HCl
Molecular Weight	323.82 g/mol (as hydrochloride salt)
Synonyms	Basic Fuchsin; Magenta III; Pararosaniline Chloride; Basic Violet 14; CI 42510; Fuchsin Basic; Rosaniline Hydrochloride; Pararosaniline Hydrochloride
EINECS	224-082-5

Quality Control

Our Carbol Fuchsin is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling to ensure it meets the high standards required for diagnostic and industrial applications. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green crystalline powder or mass
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Solubility (in Water)	Freely soluble, yielding a deep red solution
Loss on Drying	≤ 5.0%
Residue on Ignition	≤ 1.0%

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