SBFI - CAS 124549-08-2

SBFI is a membrane-permeant fluorescent Na+ indicator dye, excited at 340 nm with emission collected at 450 nm [1]. It selectively indicates Na+ over K+ with Kd values of 20 mM and 120 mM for these ions, respectively [2].

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124549-08-2

C44H42N2O15

838.81

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-20°C

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Dye-Reagents