Description

Fuchsin Basic is a synthetic cationic dye belonging to the triarylmethane class, widely recognized for its vibrant magenta color. Its primary commercial value lies in its exceptional staining properties, making it a critical component in various diagnostic and histological applications. This product is essential for manufacturers and laboratories in the biotechnology, medical diagnostics, and research sectors, where consistent quality and performance are paramount for accurate results.

Application

• Histological Staining: A key component in Ziehl-Neelsen and other acid-fast staining procedures for identifying Mycobacterium species, including tuberculosis.
• Microbiological Stains: Used in Gram staining as a counterstain and in various other staining kits for bacterial identification and classification.
• Textile Dyeing: Employed as a colorant for silk, wool, and leather, valued for its bright and relatively fast color.
• Ink Manufacturing: Serves as a pigment for printing inks, stamp pads, and other specialty inks requiring a strong magenta hue.
• Biological Research: Utilized as a fluorescent stain in microscopy and flow cytometry for cell viability assays and other research applications.
• pH Indicator: Acts as a component in certain pH indicator solutions, changing color across specific pH ranges.

Basic Information

Product Name	Fuchsin Basic
CAS No.	632-99-5
Molecular Formula	C20H20ClN3
Molecular Weight	337.85 g/mol
Synonyms	Basic Fuchsin; Magenta I; Pararosaniline Chloride; Basic Violet 14; CI 42510; Fuchsin, basic; Rosaniline Chloride; Pararosaniline hydrochloride (often used interchangeably)
EINECS	211-189-6

Quality Control

Our Fuchsin Basic is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance in its intended applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, absorbance profile, and solubility.

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 and sources of ignition.

Specification

Item	Specification
Appearance	Dark green crystalline powder with metallic luster
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Value (Absorbance)	Contact for details
Loss on Drying	≤ 2.0%
Solubility (in Water)	Complete, clear 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.