Description General description Brominated analog of the widely used cation ionophore A23187 (Cat. No. 100105). Non-fluorescent and therefore suitable for use in the presence of fluorescent or metal-chelating probes. Brominated analog of the widely used cation ionophore A23187 (Cat. No. 100105). Non-fluorescent and therefore suitable for use in the presence of fluorescent or metal-chelating probes. Packaging 1 mg in Plastic ampoule Application Nonfluorescent Ca2+ ionophore that can be used to calibrate the quantitation of cytoplasmic free Ca2+ with fluorescent probes. Biochem/physiol Actions Cell permeable: no Primary Target Cation ionophore Product does not compete with ATP. Reversible: no Warning Toxicity: Harmful (C) Reconstitution Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 2 months at -20°C. Other Notes Deber, C.M., and Hsu, L.C. 1986. Biochem. Biophys. Res. Commun. 134, 731. Deber, C.M., et al. 1985. Anal. Biochem.146, 349.