Eosin B, pure, certified

Description

CAS: 548-24-3 | C₂₀H₆Br₂N₂Na₂O₉

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Indicator

Specifications

Chemical Identifiers

• CAS: 548-24-3
• Molecular Formula: C₂₀H₆Br₂N₂Na₂O₉
• MDL Number: MFCD00005041
• Synonym: 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt, 4', 5'-Dibromo-2', 7'-dinitrofluorescein, Eosin Bluish

• Absorption Ratio: 0.96 to 1.22
• Dye Content: 85% min.
• Beilstein: 19, 233
• Merck Index: 15, 3657
• Infrared Spectrum: Authentic
• Lambda Max: 511 to 520nm (in water + 1% Na2CO3)
• Formula Weight: 624.06
• Grade: Pure
• Packaging: Glass bottle
• Color: Brown to Purple/Red
• Quantity: 25 g
• Physical Form: Crystalline Powder
• Chemical Name or Material: Eosin B, Pure

Safety and Handling

Hazard Category	Danger
Hazard Statement	GHS H Statement: Causes serious eye damage.
Precautionary Statement	GHS P Statement: Wear eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

SDS

RUO – Research Use Only