Indo-1, Pentasodium Salt

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• MSDS: View or download

Membrane-impermeant calcium indicator that can be loaded into cells via microinjection or scrape loading. 

 
• K_d: 250 nM
 
• &lamba;_Ex/&lamba;_Em (no Ca² ) = 349/482 nm
 
• &lamba;_Ex/&lamba;_Em (high Ca² ) = 331/398 nm
 
• ε (349 nm, no Ca² ) = 34,000 M^-1cm^-1
 
• Light yellow solid soluble in DMSO
 
• Store at 4°C and protect from light, especially in solution
 
• C₃₂H₂₆N₃Na₅O₁₂
 
• MW: 759.5
 
• [132319-56-3]