No restocking fee

No final sale items

100% Payment Secure

Online Support

No restocking fee

No final sale items

100% Payment Secure

Online Support

Cart
Your cart is currently empty.

Eosin B Certified

Eosin B Certified CAS: 548-24-3 | MF: C20H6N2O9Br22Na | MW: 624.06, Buy now for reliable and reproducible results from Tristains at Chemical World.

Eosin B Certified (CAS No. 548-24-3) is a xanthine water-soluble dye that has a reddish-orange color and is widely employed in biological and histochemical stains. Its molecular formula is C20H6N2O9Br2Na2, and it is also known as 4',5'-Dibromo-2',7'-dinitrofluorescein disodium salt, Acid Red 91, Eosin Scarlet, Eosin Bluish, and Saffrosine. This dye is certified by the Biological Stain Commission and, therefore, is regarded as meeting high standards of purity and quality. Eosin B Certified is typically utilized as a collagen counterstain in Mayers Hemalum and used with Eosin B-Azure A to stain nuclei, granules as well as microorganisms.

Applications

  • Histology and Cytology: Eosin B Certified is widely used as a counterstain in Hematoxylin and Eosin (H&E) staining procedures to enhance contrast and improve visualization of cellular components. It is also utilized in Mayer's Hemalum for collagen counterstaining, providing improved structural clarity in tissue sections.
  • Staining Cell Granules, Nuclei, and Microorganisms: Eosin B-Azure A is a commonly used dye combination for staining microorganisms, nuclei, and cellular granules. This combination enhances the differentiation of cellular structures and supports detailed microscopic analysis in various research applications.

Key features

  • Certified Product: Certified by Biological Stain Commission, meaning that it is high-purity, consistent, and suitable to use in biological staining applications.
  • Reliable and Accurate Results: Provides consistent, reproducible, and trusted staining performance across different staining protocols.
  • Accepted in Multiple Disciplines: Widely used in histology, cytology, microbiology, and protein concentration measurement with reliable long-term results.

General Description

Eosin B Certified (CAS No. 548-24-3) is an xanthene dye that has a specific reddish-orange color, which is water-soluble. It appears by various chemical and commercial names such as 4',5'-Dibromo-2',7'-dinitrofluorescein disodium salt, Acid Red 91, Eosin Scarlet, Eosin Bluish, and Saffrosine, and has a molecular formula C20H6N2O9Br2. The Biological Stain Commission certification guarantees appropriateness to biological staining, diagnostic application and research applications, which demand correctness and reproducibility.

To any laboratory that is in need of a reputable vendor of Eosin B Certified, Chemical World can offer certified biological stains used in histology, cytology, microscopy and protein analysis. These products come in different pack size in order to satisfy the varied laboratory requirements.The pricing is based on the size of the packaging and the volume of order. Get up-to-date prices, bulk order details, and technical assistance by contacting Chemical World.

About Brand

TriStains provides a marketplace for histology and biological stains, which is comprehensive enough to encompass the peculiar requirements of laboratories specializing in Histology, Cytology, Microbiology, and Hematology. With a reputation for exceeding quality expectations, TriStains performance is outstanding, which allows for the resolution of cell and tissue components fundamental to life sciences to be clearly visualized. Each product under the TriStains series is validated for accuracy, reliability, and consistency. TriStains, which manufactures and markets stains and indicators in various packaging, offers laboratories turnkey solutions for all their staining and indicator needs, improving accuracy in every experiment.

Chemical World provides the best laboratory brands that provide a constant and reliable result for any kind of experiment. Our range of high-quality laboratory brands is complete and is available in various scientific fields. ChemieR supplies high-purity chemicals to be used in reliable laboratories, cUSP supplies certified and standard solutions which can be used right away to assess accurately, and TriStains provides high-quality histological stains and indicators to be used in order to visualize accurately. LiChrom is the provider of liquid chromatography using high-grade reagents, and Bluster is the provider of high-grade solvents used in gas chromatography. EKS focuses on electronics-grade reagents that are used in advanced and sensitive analysis. These brands assure the research, analytical, and industrial laboratories with trusted quality, consistency, and performance. To get your product details, specifications, or to seek any purchasing assistance, visit our site chemicalworlds.com or email our sales team sales@chemicalworlds.com. We are happy to service your laboratory requirements with professional and fast service.

Application: Eosin B sodium salt is a cell and tissue stain
Appearance : Powder
Storage : Solid
Solubility : Soluble in water (390 g/l at 20,° C), and ethanol.
Storage : Store at room temperature
Melting Point : >310,° C
Refractive Index : n20D~1.82 (Predicted)
Eosin B sodium salt is a cell and tissue stain. Eosin B sodium salt is used as a counterstain for collagen, as a tissue stain for cell granules, nuclei, and microorganisms when coupled with Azure A (sc-203729), and as a stain for cell differentiation of the anterior pituitary.

Safety Data Sheets (SDS), Product Specification (PS) and Certificates of Analysis (COA) click Document Button

Frequently Asked Questions

1. What is Eosin B Certified?
Eosin B Certified including 4?,5?-Dibromo-2?,7?-dinitrofluorescein disodium salt, Acid Red 91, Eosin Scarlet, Eosin Bluish, and Saffrosine. The Biological Stain Commission has certified this dye and ensured that it is of excellent purity, quality and functionality. Eosin B Certified is commonly used as a collagen counterstain in Mayer’s Hemalum and is also applied in combination with Eosin B–Azure A for staining granules, nuclei, and microorganisms.
2. What is Eosin B Certified used for?
Histology and Cytology: Eosin B Certified is a common counterstain in Hematoxylin and Eosin (H&E) staining processes, to increase contrast and improve visualization of cellular components. It is also used in Mayer's Hemalum in collagen counterstaining, which gives the tissue sections better structural clarity. Staining Cell Granules, Nuclei and Microorganisms: Eosin B-Azure A is a widely used dye complex in the staining of microorganisms, nuclei and cellular granules. Such a combination improves the differentiation of cellular structures and facilitates detailed microscopic study in many research applications.
3. How is Eosin B Certified used in laboratory work?
Histology and Cytology: Eosin B Certified is a common counterstain in Hematoxylin and Eosin (H&E) staining processes, to increase contrast and improve visualization of cellular components. It is also used in Mayer's Hemalum in collagen counterstaining, which gives the tissue sections better structural clarity.
4. What are the key features of Eosin B Certified?
Certified Product: Certified by Biological Stain Commission, is of high purity, consistency and can be used in biological staining. Reproducible and Accurate Results: Consistent, reproducible and trusted performance in various staining protocols. It is also applied in Multiple Disciplines: Commonly employed in histology, cytology, microbiology, and protein concentration determination with dependable long-term performance.
5. Is Eosin B Certified ready to use?
Yes. This product is supplied in a ready-to-use form for its intended laboratory application. Use it according to the product instructions and your established laboratory procedure.
6. Which laboratory fields or procedures use Eosin B Certified?
This product is used in histology, cytology, microbiology, microscopy and research. The selected protocol should match the specimen and the observation method.
7. How can Eosin B Certified support consistent laboratory work?
Certified Product: Certified by Biological Stain Commission, is of high purity, consistency and can be used in biological staining. Reproducible and Accurate Results: Consistent, reproducible and trusted performance in various staining protocols. It is also applied in Multiple Disciplines: Commonly employed in histology, cytology, microbiology, and protein concentration determination with dependable long-term performance.
8. How can I check whether Eosin B Certified suits my application?
Histology and Cytology: Eosin B Certified is a common counterstain in Hematoxylin and Eosin (H&E) staining processes, to increase contrast and improve visualization of cellular components. It is also used in Mayer's Hemalum in collagen counterstaining, which gives the tissue sections better structural clarity. Staining Cell Granules, Nuclei and Microorganisms: Eosin B-Azure A is a widely used dye complex in the staining of microorganisms, nuclei and cellular granules. Such a combination improves the differentiation of cellular structures and facilitates detailed microscopic study in many research applications. Compare these applications with your laboratory method. If suitability is uncertain, confirm it with the supplier before use.
9. Where can I request the COA, SDS, or product specifications for Eosin B Certified?
For the current product-specific Certificate of Analysis (COA), Safety Data Sheet (SDS), or specification, contact the supplier and request the documentation for the exact product and lot where applicable. Include the product name and lot information when requesting documentation, if applicable.
10. Where can I purchase Eosin B Certified in the USA?
You can purchase Eosin B Certified through Chemical World. Contact our team for current availability, pricing, and shipping options in the USA.