Table 2.

Validation of the analytical method used in this study: linearity (the ability of the method to obtain test results proportional to the concentration of the analyte), limit of detection (LOD), and recoveries for the studied elements

Element	Linearity correlation r	LOD (mg L−1)	Recovery (%)
Ca	0.9986	0.002	107
Cd	0.9999	0.001	98
Cr	0.9998	0.002	97
Cu	0.9999	0.002	103
Fe	0.9999	0.012	111
Hg	0.9997	0.052	93
K	0.9995	0.120	105
Mg	0.9982	0.005	109
Mn	0.9998	0.002	96
Na	0.9982	0.005	103
Pb	0.9999	0.008	97
S	0.9985	0.004	106
Sc	0.9998	0.002	99
Se	0.9999	0.011	94
Sr	0.9998	0.003	97
V	0.9999	0.003	95
Zn	0.9998	0.010	103