Eosin Y Certified CAS: 17372-87-1 | MF: C20H6Br4N2aO5 | MW: 691.85, Buy Histological Stains & Dyes for Histology, Cytology, Microbiology, Hematology & Biology Lab from TriStains at Dawnscientific.
Eosin Y Certified (CAS No. 17372-87-1) is a red to brown colored powder, water-soluble dye with a reddish-orange hue, derived from Eosin B. Its chemical formula is C20H6Br4Na2O5. It is also referred to as Acid Red 87, Bromofluorescein, Eosin yellowish, and Solvent red 43. Eosin Y is widely applied as a counterstain in hematoxylin and eosin staining. This quality-certified solution contains a standardized and pure form of Eosin Y dye, thus making it a reliable choice for wide applications in histology, biology, and other allied disciplines.
Applications of Eosin Y Certified
- Approved Counterstain Used in Staining Procedures: Eosin Y Certified is a common counterstain used with H&E (Hematoxylin and Eosin) Staining, where it enhances cells and other structures viewed by providing contrast.
- Counterstain Applied in Staining Techniques: Eosin Y Certified is a typical counterstain utilized with H&E (Hematoxylin and Eosin) Staining, by which it stains cells as well as other structures observed and offers contrast.
- In Cytology: Eosin Y Certified also finds use in cell biology as a protein metabolism stain and as a nonspecific stain for the identification of cells in cytology, underscoring the significance of major cellular constituents in cell shape and protein distribution studies.
Key Features of Eosin Y Certified
Quality Assurance: Eosin Y Certified has passed rigorous quality control tests and is validated for purity and reliability, hence the trust conceing its use in all histological and cytological procedures.
- Accuracy verification of microscopical examination of tissues: Eosin Y Certified is used in all precision-verified cytobiological analysis.
- Additional Staining Features: Eosin Y Certified can be used in almost all histology and microscopy techniques because of its superior staining features, which are advantageous.
General Description
As a histological stain as well as a dye for cytology and biological purposes, Eosin Y Certified (CAS No. 17372-87-1) exhibits reddish orange color and a molecular formula of C20H6Br4Na2O5. It is also known under the aliases of Bromofluorescein, Eosin Yellowish, and Acid red 87. This solution has been endorsed by the Biological Stain Commission, which implies that it possesses adequate purity, level of standardization, and trustworthiness necessary for many research and diagnostic processes.
Eosin Y Certified (CAS No. 17372-87-1) is a derivative of Eosin B with the purpose of counterstaining in H & E (Hematoxylin & Eosin) staining.
This method is one of the most popular among microscope users and histologists. Eosin Y Certified solution (CAS No. 17372-87-1) has protective properties that enable it to be used with many analytical biology, histology, and microbiology techniques.
If you are searching for where to buy Eosin Y Certified (CAS No. 17372-87-1), buy it from trusted suppliers such as Dawn Scientific, a noted supplier of superior quality histological stains and dyes. The cost associated with Eosin Y Certified changes with quantity and form of packaging. For quotes and ordering purposes, please visit Dawn Scientific or reach out to our customer service for assistance.
About Brand
“TriStains”, Histological Stains/ Biological Stains that offer a range of stains used in Histology, Cytology, Microbiology, and Hematology laboratories.
TriStains meet the highest quality standards and give excellent color performance of desired components of cells and tissue in life science laboratories.
TriStains series products are carefully tested to ensure accurate, reliable, and reproducible results. Our products are available in different packaging sizes to allow you to get all types of stains & Indicators for your specific purposes from a single source.
Why Dawn Scientific?
In addition to our specialty product lines, Dawn Scientific offers a comprehensive range of laboratory supplies and scientific products, including laboratory chemicals, reagents, analytical standards, solutions, buffers, biological stains, indicators, laboratory equipment, instruments, consumables, and much more.
For complete product information, technical resources, and our full catalog, please browse other categories on our website dawnscientific.com.
If you have any questions or would like assistance selecting the right products for your application, our knowledgeable team is ready to help. Contact us at 1-800-DAWN-SCI (1-800-329-6724) or email sales@dawnscientific.com. We look forward to serving your laboratory and research needs.
Frequently Asked Questions (FAQs)
TriStains Eosin Y Certified is primarily used as a counterstain in Hematoxylin & Eosin (H&E) staining, helping visualize cytoplasm, connective tissues, muscle fibers, and extracellular structures in histology and cytology applications.
The Certified grade indicates that the dye has undergone quality verification for purity, staining performance, and consistency, making it suitable for reliable laboratory and microscopy applications.
TriStains Eosin Y Certified is commonly available in:
- • 5 g
- • 25 g
- • 100 g
Bulk packaging options may also be available for research institutions and high-volume laboratories.
No, TriStains Eosin Y Certified is generally supplied as a high-purity powder form for preparation of staining solutions according to laboratory protocols.
TriStains Eosin Y Certified is manufactured using high-purity certified staining-grade material. Industry-certified Eosin Y products commonly meet dye content specifications of approximately ?88% or higher, ensuring dependable staining quality.
It offers:
- • Bright pink to red staining intensity
- • Excellent cytoplasmic contrast
- • Sharp tissue differentiation
- • Consistent staining reproducibility
making it suitable for routine and advanced histological applications.
It is widely used in:
- • Histology laboratories
- • Cytology studies
- • Tissue morphology analysis
- • Biological microscopy
- • Research and pathology workflows
Yes, it is specifically designed for routine H&E staining workflows, providing strong contrast with hematoxylin-stained nuclei for improved tissue visualization.
Yes, TriStains Eosin Y Certified is quality controlled to ensure uniform color intensity, reliable staining performance, and reproducible laboratory results across different batches.
TriStains Eosin Y Certified offers certified staining quality, high-purity formulation, dependable performance, strong tissue contrast, and consistent laboratory reliability, making it suitable for histology, cytology, and research applications.
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