Research Article

Pollutant Removal from Wastewater at Different Stages of the Tanning Process by Electrocoagulation

Table 3

Coefficients of pseudosecond-order kinetic model with Al electrodes.

ParameterCmax (mg/L)k (L/mg·min)R2

COD (S2)400−8.12 × 10−40.9597
COD (S3)1111.11−1.84 × 10−40.9431
COD (S4)1666.66−1.16 × 10−40.9580
TOC (S2)588.23−2.22 × 10−30.9991
TOC (S3)555.55−1.16 × 10−30.9981
TOC (S4)1000−1.00 × 10−30.9977