Table 3.

Average concentrations expressed in mg·L⁻¹ and standard errors of the main elements present in the DWs (n = 5).

Al3+	Co2+	Cr3+	Ni2+	Zn2+	Ca2+
1.48 ± 0.54	1.70 ± 0.74	0.04 ± 0.03	0.25 ± 0.11	0.90 ± 0.50	690 ± 156
Fe3+	K+	Mg2+	Mn2+	Sr2+
0.23 ± 0.12	73.3 ± 6.56	2.84 ± 0.31	0.12 ± 0.1	0.24 ± 0.03