|fluorescence||λex 470 nm; λem 509 nm in PBS|
Indicator for the fluorimetric determination of calcium (in presence of Mg) by complexometric titration1,2; Determination of Ca in biological systems3,4.
Highly purified and consists of one isomer (the 4′,5′-isomer).
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Used for the fluorometric determination of calcium and EDTA titration of calcium in the presence of magnesium.
≥4 mM in DMSO, ≥90% (HPLC), liquid
BioReagent, suitable for fluorescence, ≥96.0% (HPLC)
1. Wallach, D.F.H., et al. Anal. Chem. 31, 456, (1959)
2. T.Y. Toribara, L. Koval Talanta 7, 248, (1961)
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