Discover the new Chem-Impex: Where innovation starts with a bond.

Catalog Number:
42508
CAS Number:
17372-87-1
Eosin Y solution (5 wt. % in H2O)
Purity:
≥ 88% (Dye content)
Synonym(s):
2',4',5',7'-Tetrabromofluorescein disodium salt, Acid red 87, Eosin yellowish solution
Documents
$98.65 /500ML
Pack Size Availability Price
Request Bulk Quote
Product Information

Eosin Y solution (5 wt. % in H2O) is a vibrant, water-soluble dye widely utilized in histology and cytology for staining biological tissues. This compound is particularly effective in highlighting cellular structures, making it invaluable for researchers and professionals in the medical and biological fields. Eosin Y is often used in combination with hematoxylin in the popular H&E staining method, which is essential for examining tissue morphology and diagnosing diseases. Its ability to impart a bright pink color to cytoplasm and connective tissues enhances the visibility of cellular details under a microscope, facilitating accurate analysis and research.

In addition to its applications in histological staining, Eosin Y solution is also employed in various industrial processes, including textile dyeing and as a pH indicator in analytical chemistry. Its unique properties, such as excellent solubility in water and stability under light, make it a preferred choice for many applications. Researchers appreciate its reliability and effectiveness, which contribute to the quality of their work. With its broad range of uses, Eosin Y solution stands out as a versatile tool for professionals seeking to enhance their analytical capabilities.

Synonyms
2',4',5',7'-Tetrabromofluorescein disodium salt, Acid red 87, Eosin yellowish solution
CAS Number
17372-87-1
Purity
≥ 88% (Dye content)
Molecular Formula
C20H6Br4Na2O5
Molecular Weight
691.85
MDL Number
MFCD00005040
Density
1.015
Appearance
Brownish red liquid
Conditions
Store at RT
General Information
Synonyms
2',4',5',7'-Tetrabromofluorescein disodium salt, Acid red 87, Eosin yellowish solution
CAS Number
17372-87-1
Purity
≥ 88% (Dye content)
Molecular Formula
C20H6Br4Na2O5
Molecular Weight
691.85
MDL Number
MFCD00005040
Density
1.015
Appearance
Brownish red liquid
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Eosin Y solution (5 wt. % in H2O) is widely utilized in research focused on:

  • Histology and Pathology: Commonly used as a counterstain in tissue samples, enhancing the visibility of cellular structures under a microscope, which aids in accurate diagnosis.
  • Fluorescent Microscopy: Acts as a fluorescent dye, allowing researchers to visualize and track biological processes in live cells, providing insights into cellular functions.
  • Textile Industry: Employed as a dye for fabrics, offering vibrant colors and excellent fastness properties, making it ideal for high-quality textile applications.
  • Cosmetics: Used in formulations for its coloring properties, providing a bright hue in products like lipsticks and blushes while being safe for skin application.
  • Analytical Chemistry: Serves as a pH indicator in titrations, helping chemists determine acidity levels in various solutions with clear visual changes.

Citations