Rapid Enzymatic Method for Pectin Methyl Esters Determination

Figure 3

Calibration data obtained at different temperatures. a: 30°C Δ𝐴Δ𝑡⁻¹(mAs⁻¹)=(0.66±0.0.03)×𝐶(mM)+(0.3±0.1), 𝑟=0.997, b: 25°C Δ𝐴Δ𝑡⁻¹(mAs⁻¹)=(0.58±0.02)×𝐶(mM)+(0.01±0.09), 𝑟=0.998, and c: 20°C Δ𝐴Δ𝑡⁻¹(mAs⁻¹)=(0.48±0.02)×𝐶(mM)+(0.01±0.01), 𝑟=0.997.