The average KOC value for the HF-treated soils is greater than that for the whole soils by a factor of 2.4 (Table 2), although for individual soils this factor ranges from 0.9 to 19.5, with a mean value of 3.5 (Table 2).
The average KOC value for the HF-treatedsoils is greater than that for the whole soils by a factor of 2.4(Table 2), although for individual soils this factor ranges from 0.9to 19.5, with a mean value of 3.5 (Table 2).