The Methyl Blue Analytical Grade (CI 42780) by Dinâmica, available at LojaLab, is an anionic triarylmethane dye identified by Colour Index 42780 and CAS 28983-56-4. It is used in histological, cytological, botanical and microbiological techniques requiring blue staining of structures with affinity for the dye, including methods targeting connective tissue, collagen and fungal structures. Application depends on the complete formulation: solvent, mordant, pH, time and associated reagents alter selectivity and contrast.
Characteristics
- Anionic triarylmethane dye identified by CI 42780
- Also associated with the names Acid Blue 93 and Methyl Blue in technical catalogs
- Blue to dark-brown powder
- Can function as a stain or counterstain in histological and cytological methods
- Results depend on formulation and staining protocol
Applications
- Connective-tissue and collagen staining in compatible histological protocols
- Composition of trichrome methods and counterstains specified by particular procedures
- Preparation of formulations for fungal-structure visualization when the protocol accepts CI 42780
- Botanical and cytological studies requiring contrast of cellular and tissue structures
- Quality control and development of laboratory staining solutions.
Technical Specifications
- Product: Methyl Blue (CI 42780) Analytical Grade
- Brand: Dinâmica Química
- Grade: Analytical grade
- Colour Index: 42780
- CAS: 28983-56-4
- Molecular formula: C37H27N3Na2O9S3
- Molar mass: 799.80 g/mol
- Available quantity: 25 g.
Technical Data
| Identity | Methyl Blue |
| Class | Anionic triarylmethane dye |
| Colour Index | 42780 |
| Technical function | Stain and counterstain in compatible methods |
| Critical control | Formulation, pH, time, differentiation and control tissue or material |
Frequently Asked Questions
What is Methyl Blue Analytical Grade (CI 42780) used for?
The main applications of Methyl Blue Analytical Grade (CI 42780) include Connective-tissue and collagen staining in compatible histological protocols; composition of trichrome methods and counterstains specified by particular procedures.
What are the main characteristics of Methyl Blue Analytical Grade (CI 42780)?
The characteristics listed for Methyl Blue Analytical Grade (CI 42780) include anionic triarylmethane dye identified by CI 42780; also associated with the names Acid Blue 93 and Methyl Blue in technical catalogs.
How should Methyl Blue Analytical Grade (CI 42780) be selected for a laboratory application?
Selection of Methyl Blue Analytical Grade (CI 42780) should consider the grade, presentation, method requirements, and technical specifications described on this page.
What quantities of Methyl Blue Analytical Grade (CI 42780) are available?
Methyl Blue Analytical Grade (CI 42780) is available in 25 g. For other quantities, recurring purchases, or larger requirements, contact the sales team to check availability and request a quotation.
How can companies and institutions purchase Methyl Blue Analytical Grade (CI 42780) and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Methyl Blue Analytical Grade (CI 42780) directly from LojaLab. For recurring purchases, internal approval processes, research funding, public procurement, or formal quotation requirements, contact the sales team.
Professional Use and Safety Guidance
This product is intended for professional use in scientific research, laboratory analysis, education, and compatible industrial applications.
Each product has its own handling, storage, and disposal requirements. Before use, consult the corresponding SDS and follow the manufacturer's instructions and the safety procedures adopted by the institution.
LojaLab provides guidance on product selection and provenance; defining the use protocol and verifying suitability for the final application are the responsibility of the purchasing professional or institution.
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