The Rose Bengal (CI 45440) by Dinâmica, available at LojaLab, is a highly colored halogenated xanthene dye used in microbiology, microscopy and photochemical studies.
Characteristics
- Iodinated xanthene dye identified by Color Index C.I. 45440
- Product with a Minimum assay: 90%
- Produces an intense red to pink color in solution
- Used in microbiology and microscopy protocols specifying Rose Bengal
- Shows photosensitizing behavior in controlled photochemical studies.
Applications
- Preparation of selective media for yeast and mold counting and differentiation
- Limitation of fungal colony diameter in compatible microbiological media
- Staining and contrast in microscopy and histology procedures
- Photochemical and singlet-oxygen generation studies under controlled experimental conditions.
Technical Specifications
- Product: Rose Bengal (C.I. 45440)
- Brand: Dinâmica Química
- C.I.: 45440
- Assay: 90% minimum
- CAS number: 632-69-9
- Molecular formula: C20H2Cl4I4Na2O5
- Molar mass: 1017.64 g/mol
- Available quantity: 25 g.
Technical Data
| Class | Halogenated xanthene dye |
| Color Index | C.I. 45440 |
| Optical behavior | Highly colored dye and photosensitizer |
Frequently Asked Questions
What is Rose Bengal (CI 45440) used for?
The main applications of Rose Bengal (CI 45440) include preparation of selective media for yeast and mold counting and differentiation; limitation of fungal colony diameter in compatible microbiological media.
What are the main characteristics of Rose Bengal (CI 45440)?
The characteristics listed for Rose Bengal (CI 45440) include iodinated xanthene dye identified by Color Index C.I. 45440; product with a Minimum assay: 90%.
How should Rose Bengal (CI 45440) be selected for a laboratory application?
Selection of Rose Bengal (CI 45440) should consider the grade, presentation, method requirements, and technical specifications described on this page.
What quantities of Rose Bengal (CI 45440) are available?
Rose Bengal (CI 45440) 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 Rose Bengal (CI 45440) and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Rose Bengal (CI 45440) 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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