Janus Green B C.I. 11050


Janus Green B is a basic dye and vital stain used in histology. It is also used to stain mitochondria supravitally.

The indicator Janus Green B changes colour according to the amount of oxygen present. When oxygen is present, the indicator oxidizes to a blue colour. In the absence of oxygen, the indicator is reduced and changes to a pink colour.

  • Biological Stain
  • Supravital Stain
  • Indicator

C.I. 11050
Molecular Formula: C30H31ClN6
Molecular Weight: 511.07 g/mol
Absorption Wavelength
(E1% in 1cmcell,water): 655-662nm
(E1%in1cm cell,IMS/Water 50:50): >600
Loss on drying: <5%

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 2869-83-2
Einecs No: 220-695-6

HS CODE: 32129000


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