Eosin B

• Catalog No.: 861006
• CAS Number: 548-24-3
• M. F.: C20H6Br2N2Na2O9
• M. W.: 624.05718

SYNONYMS

• IUPAC name: disodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
• IUPAC Traditional name: disodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxoxanthen-9-yl)benzoate
• Synonyms: Acid Red 91; Saffrosine; Eosin bluish; 4′,5′-Dibromo-2′,7′-dinitrofluorescein disodium salt; Eosin scarlet

DATABASE IDS

• PubChem SID: 24888525
• CAS Number: 548-24-3
• Beilstein Number: 4121964
• MDL Number: MFCD00005041
• EC Number: 208-943-1
• Color Index Number: 45400

PROPERTIES

• Compostion: Dye content, 90%
• Grade: certified by the Biological Stain Commission
• Linear Formula: C20H6N2O9Br2Na2
• Absorption Wavelength: λmax 395 nm
• Absorption Wavelength: λmax 514 nm
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Packaging
10, 25, 100 g in glass bottle
Suitability
Counterstain for collagen, following Mayer′s Hemalum. Used with Azure A as a tissue stain for cell granules, nuclei, and microorganisms. For differential staining of cells of the anterior pituitary.

Description (简体中文)

包装
10, 25, 100 g in glass bottle
Suitability
Counterstain for collagen, following Mayer′s Hemalum. Used with Azure A as a tissue stain for cell granules, nuclei, and microorganisms. For differential staining of cells of the anterior pituitary.