Elapsed time [d] TOC TPH [g/kgDM] [mg/kgDM] 0 208.1 130.977 7 113.6 64.966 14 109.2 60.338 21 107.8 30.873 28 95.5 26.566

Table 6: The removal percentages obtained during the test ECR_K – test performed on a kaolin matrix using a specific voltage of 1 V/cm for 28 days (DM=SS).