Indigo carmine
Indigo carmine
Indigo carmine
Thermo Scientific Chemicals

Indigo carmine

CAS: 860-22-0 | C16H8N2Na2O8S2 | 466.35 g/mol
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Catalog NumberQuantity
ALFA16052.1425 g
Catalog number ALFA16052.14
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Quantity:
25 g
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Specifications
Chemical Name or MaterialIndigo carmine
CAS860-22-0
Health Hazard 1H302
Health Hazard 2GHS H Statement
H302
Harmful if swallowed.
Health Hazard 3P264b-P270-P301+P312-P330-P501c
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Useful in the staining of Negri bodiesIndigo carmine is used as a food colorant, pH indicator and dissolved ozone indicator. It is used to detect amino fluid leaks, highlight portions of the urinary tract, tissue stains and tool for the determination of hypochlorite. As a dye in renal function, it is used in testing and detection of nitrates and chlorates, and in the testing of milk.

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

Applications
Useful in the staining of Negri bodiesIndigo carmine is used as a food colorant, pH indicator and dissolved ozone indicator. It is used to detect amino fluid leaks, highlight portions of the urinary tract, tissue stains and tool for the determination of hypochlorite. As a dye in renal function, it is used in testing and detection of nitrates and chlorates, and in the testing of milk.

Solubility
Soluble in ethylene glycol monomethyl ether and ethanol. Slightly soluble in water and alcohol. Insoluble in benzene, chloroform and organic solvents.

Notes
Light sensitive. Incompatible with strong oxidizing agents.
RUO – Research Use Only

General References:

  1. Costa, A. L.; Gomes, A. C.; Pillinger, M.; Gonçalves, I. S.; de Melo, J. S. S. An Indigo Carmine-Based Hybrid Nanocomposite with Supramolecular Control of Dye Aggregation and Photobehavior. Chem. Eur. J. 2015, 21 (34), 12069-12078.
  2. Agorku, E. S.; Kuvarega, A. T.; Mamba, B. B.; Pandey, A. C.; Mishra, A. K. Enhanced visible-light photocatalytic activity of multi-elements-doped ZrO2 for degradation of indigo carmine. J. Rare Earths 2015, 33 (5), 498-506.