Figure 2. Isotherm models fitted with the data of adsorption of emulsified oil onto A. polytricha from a batch experiment conducted with different initial oil concentrations ranging from 200 to 3500 mg L⁻¹ and other conditions: 0.2 g of biomass, 35°C, 100 rpm of agitation speed, and 7.5 of initial pH.

The bars represent the standard errors.