Arsenic Retention on Technosols Prepared with Nanoparticles and Ferric Soil from Mine Drainage Water

Table 2

Characterization of soil.

	Cu (mg/kg)	Cd (mg/Kg)	Zn (mg/kg)	Cr (mg/kg)	Pb (mg/kg)
F1: interchangeable	0.37	0.56	0.78	1.65	2.26
F2: linked to carbonates	1.23	0.5	2.11	0.96	5.7
F3: linked to Mn and Fe oxides	1.89	0	154.32	1.12	6.42
F4: linked to organic matter	3.54	0.15	5.27	2.78	1.67
F5: residual	4.5	0	6.94	0.75	3.21
Total	11.53	1.21	169.42	7.26	19.26