5-Carboxy-2', 7'-dichlorosulfonefluorescein (single isomer)

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. 

 
• &lamba;_Ex/&lamba; _Em= 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
 

Product Origin: Synthetic

• SKU: BTM51023
• Manufacturer: Biotium
• Manufacturer SKU: 51023
• Green Labware: No
• Package Unit: 10 MG
• Quantity Unit: STK