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5-Carboxy-2′,7′-dichlorosulfonefluorescein

The pKa of 5-carboxy-2′,7′-dichlorosulfonefluorescein is near 4 and thus the dye is potentially an excellent pH indicator for acidic organelles.

Product Attributes

Applications

pH indicators

Cell permeability

Membrane impermeant

Cellular localization

Fluid phase tracer

pKa

pKa 4.0

Indicator type

Ratiometric

Colors

Green

Size
Catalog #
price
Qty
10 mg
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Product Description

The pKa of 5-carboxy-2′,7′-dichlorosulfonefluorescein is near 4 and thus the dye is potentially an excellent pH indicator for acidic organelles.

  • λExEm= 509/532nm (pH 9)
  • ε = 92,000
  • Yellow solid soluble in DMSO, DMF or a buffer (pH >6)
  • Store at 4°C and protect from light
  • C20H10Cl2O8S
  • MW: 481.26

 

References

n/a

 

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