Indigo carmine, GR

I 1275

Acid Blue 74, Indigo-5,5'-disulfonic acid disodium salt, Indigocarmine

860-22-0

AR / GR grade

C16H8N2Na2O8S2

32049000

466.35

Bottle / Drum

18%

Indigo carmine, or 5,5'-indigodisulfonic acid sodium salt, also known as indigotine or FD&C Blue #2, is a pH indicator with the chemical formula C16H8N2Na2O8S2.

I 1275 (OTTO) Indigo carmine, GR Cas 860-22-0 - used as a pH indicator, often in a 0.2% aqueous solution. It is blue at pH 11.4 and yellow at 13.0. Indigo carmine is also a redox indicator, turning yellow upon reduction.

PackingsPrice (INR)
25 gm 288.00
100 gm 963.00
1 kg 8982.00
25 kg POR
4 x 25 kg POR

Properties

Hematology & histology

Dark blue-violet

Powder

>300 °C

10 g/L

73015


Safety Information

  • Exclamation Mark

azard Codes Xn
Risk Statements 22
Safety Statements 22-24/25
WGK Germany 3


PackingsPrice (INR)
25 gm 288.00
100 gm 963.00
1 kg 8982.00
25 kg POR
4 x 25 kg POR

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