Fluo-4, Pentapotassium Salt, cell impermeant - FAQs

Can I use Fluo-4, Pentapotassium Salt, cell impermeant (Cat. No. F14200) in low pH conditions (pH 4-5)?

No. pH affects the ability of Fluo-4, Pentapotassium Salt, cell impermeant (Cat. No. F14200) to bind calcium and the fluorescence intensity. The Fluo-4 dye drops in fluorescence below pH 5.

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