Indigo Carmine
Catalog Number: 152638
C.I. 73015
Useful in the staining of Negri bodies
Dye content: ∼ 85%
Synonyms: Acid Blue 74; Indigo-5,5′-disulfonic acid disodium salt; Indigocarmine
Structure:
Molecular Formula:C16H8N2Na2O8S2
Molecular Weight:466.3
CAS #: 860-22-0
Synonyms:C.I. 73015; Acid Blue 74
Physical Description:Bluish-purple powder
Solubility:Soluble in water (3 mg/ml) and ethanol (3 mg/ml).
Description:A blue, anionic indigoid dye. Useful in the staining of Negri bodies. Can be used as a contrast stain for plasma when red nuclear stains are used.