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. Author manuscript; available in PMC: 2008 Sep 22.
Published in final edited form as: Anal Chem. 2005 Oct 15;77(20):6719–6728. doi: 10.1021/ac050987t

Fig. 4.

Fig. 4

Absorption spectra of Film-6 measured in 50 mM glycine-phosphate buffer, pH 3.00, and at varying fluoride concentrations: 0.1, 1.0, 11, 31, and 71 μM, and 0.17, 0.36, 10.8 and 1.6 mM. The inset is a blow-up of the spectral changes that occur in the Soret band region of the spectrum.