Description

Azure B Eosinate Practical Grade is a specialized dye salt used primarily as a biological stain and colorimetric reagent. This compound is valued for its selective staining properties and consistent performance in diagnostic and research applications. It is an essential material for laboratories and manufacturers in the life sciences, histology, and industrial dye sectors requiring a reliable, practical-grade reagent.

Application

• Histological Staining: Used for staining biological tissues in microscopy and diagnostic pathology.
• Microbiological Research: Acts as a selective stain for cell structures and microorganisms in laboratory studies.
• Diagnostic Reagents: A key component in the formulation of colorimetric test kits and diagnostic assays.
• Industrial Dye Intermediate: Serves as a precursor or component in the synthesis of specialized dyes and pigments.
• Cytology: Employed for staining blood smears and other cytological preparations.
• Educational Laboratories: Used in academic settings for teaching staining techniques and biological identification.

Basic Information

Product Name	Azure B Eosinate Practical Grade
CAS No.	62298-42-4
Molecular Formula	C46H44ClN6O5
Molecular Weight	788.34 g/mol
Synonyms	Azure B Eosinate; Eosin Azure B; Azure B Eosinate Salt; Basic Blue 12 Eosinate; C.I. 52010 Eosinate; Azure B, eosinate; Toluidine Blue O Eosinate derivative; Methylene Azure B Eosinate
EINECS	Contact for details

Quality Control

Our Azure B Eosinate Practical Grade is produced and tested to ensure it meets the performance requirements for its intended applications. Quality is assured through rigorous in-process controls and final batch analysis. A Certificate of Analysis (COA) detailing key parameters such as identity, strength, and suitability for staining is provided with each shipment to guarantee consistent quality and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled and stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Dark green to blue-green powder
Identification (IR)	Conforms to structure
Assay (Dye Content)	≥ 85% (Practical Grade)
Solubility	Soluble in ethanol, partially soluble in water
Loss on Drying	≤ 5.0 %
Staining Performance	Meets typical practical use criteria

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