Table 18.

Adsorption of HDP in different soilsa

Soil identification	%OC	pH (CaCl2)	Kf	1/n	Koc
2.1	0.68	5.1	1.014	0.8975	149.1
2.2	1.93	5.5	1.259	0.9161	65.2
2.3	0.99	6.7	1.345	0.8849	135.9
2.4	2.53	7.1	2.082	0.931	82.3
6S	1.66	7.1	1.666	0.9016	100.4
Geometric mean			1.43	0.91	101.8

^a%OC: % of organic carbon; K_f: Freundlich constant; K_oc: adsorption or desorption coefficient corrected for soil organic carbon content.