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. Author manuscript; available in PMC: 2014 Jul 9.
Published in final edited form as: Small. 2013 Jan 25;9(11):1921–1927. doi: 10.1002/smll.201202625

Figure 3.

Figure 3

Depletion of DCF dye as a function of material dose by physical adsorption onto graphene materials. Dye was prepared at a concentration of 10 ug mL−1 in PBS buffer (pH 7.4) or cell culture media (pH 7.4) and concentration was calculated from the measured extinction at 500 nm wavelength of light, after filtering out the FLG samples.