Integrated Electrokinetics-Adsorption Remediation of Saline-Sodic Soils: Effects of Voltage Gradient and Contaminant Concentration on Soil Electrical Conductivity

Table 3

Results of numerical optimization of factors and responses using desirability.

Item	Value
Polarity reversal, hours	21.61
Voltage gradient, V/cm	0.51
Concentration, mg/kg	76.02
1st week electrical conductivity, dS/m	34.59
2nd week electrical conductivity, dS/m	63.20
3rd week electrical conductivity, dS/m	124.88
Desirability	0.64