Immobilization of Peroxidase onto Magnetite Modified Polyaniline

Figure 3

Effect of pH on immobilization of HRP in 5 mg of PANImG. Buffers used: 0.1 mol L⁻¹ sodium acetate (pH 3.6–5.0); sodium phosphate 0.1 mol L⁻¹ (pH 6.0–9.0).