Description

Basic Blue 9 Zinc Chloride Double Salt is a metallized cationic dye complex, specifically a double salt of the triarylmethane dye Basic Blue 9 with zinc chloride. This compound is valued for its intense blue coloration and strong affinity for polyanionic materials, making it a critical component in specialized staining and detection applications. It is primarily required by manufacturers and research laboratories in the biotechnology, diagnostic, and histology sectors for precise analytical and staining procedures.

Application

• Biological Staining: A key component in specialized histological stains, such as certain formulations of the Papanicolaou (Pap) stain, for cytological screening.
• Diagnostic Reagents: Used in the formulation of dyes and indicators for in-vitro diagnostic kits and medical testing.
• Textile Dyeing: Employed for dyeing acrylic fibers, modified nylons, and other synthetic materials that accept cationic dyes.
• Ink Manufacturing: Serves as a colorant for specialty inks, including those used in security printing and fine art applications.
• Paper Coloring: Used in the tinting and surface coloring of certain paper grades.
• Research & Development: Utilized as a chemical reagent and stain in life science research, microbiology, and biochemistry laboratories.

Basic Information

Product Name	Basic Blue 9 Zinc Chloride Double Salt
CAS No.	26283-09-0
Molecular Formula	C37H36ClN3•ZnCl2 (or similar complex)
Molecular Weight	Contact for details
Synonyms	Methylene Blue Zinc Chloride Double Salt; Basic Blue 9 ZnCl2 Complex; C.I. 52015; Methylthioninium Chloride Zinc Chloride Double Salt; Methylene Blue ZnCl2 Salt; Tetramethylthionine Chloride Zinc Chloride; Zinc Chloride Complex of Methylene Blue
EINECS	Contact for details

Quality Control

Our Basic Blue 9 Zinc Chloride Double Salt is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and performance. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee compliance with your specifications and industry standards.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture, which can affect performance.

Specification

Item	Specification
Appearance	Dark green powder with metallic luster
Identification (IR)	Conforms to structure
Assay (Dye Content)	Min. 95%
Loss on Drying	Max. 5.0%
Heavy Metals (as Pb)	Max. 20 ppm
Solubility	Soluble in water and ethanol

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