Indigo carmine
Item name: Indigo carmine
Description: Indigo carmine is organic sodium salt derived from indigo by sulfonation and its chemical formula is C16H8N2Na2O8S2. It has a role as a food colouring, a histological dye and a two-colour indicator.
Group: Fillers, Dyes, Indicators
CAS Number: 860-22-0
EC Number: 212-728-8
Synonyms:

FD and C blue 2, indigotini, 5,5‘-Indigodisulfonic acid, disodium salt, Indigo Carmine, murabba, 1311blue, E132, Greell S, acidbluew, trans-indigo carmine, l-blau2, Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate, indigo carmin, Indigo carmine, Indigocarmine, Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate, C.I. 73015, Indigocarmin, Dinatrium-5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-yliden)-1,2-dihydro-3H-indol-3-on)disulfonat, C.I. 73015

Ipuac Name: disodium;2-(3-hydroxy-5-sulfonato-1H-indol-2-yl)-3-oxoindole-5-sulfonate
Molecular Formula: C16H8N2Na2O8S2
Molecular Weight: 466.346 g/mol
Melting Point: >300ºC
Density: 1.01 g/mL at 20ºC
HS Code: 32041200
Risk Statements: R22
Hazard Declaration: H290
Signal World: Warning

Supplier(s): 36

Indigo carmine
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UAB SynHet
Lithuania
Indigo carmine
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Indigo carmine
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Indigo carmine
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Shin-Etsu
United States of America
Indigo carmine
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Indigo carmine
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Indigo carmine
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STANLAB
Poland
Indigo carmine
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Radchem Products, Inc.
United States of America
Indigo carmine
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RT VANDERBILT HOLDING CO INC
United States of America
Indigo carmine
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Indigo carmine
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Indigo carmine
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OQEMA
Germany
Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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DeWolf Chemical, LLC
United States of America
Indigo carmine
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Indigo carmine
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Chemicals United B.V.
Netherlands, Kingdom of the
Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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Indigo carmine
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ALTEQO
Netherlands, Kingdom of the
Indigo carmine
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ALL Chemistry Inc.
United States of America
Indigo carmine
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