Table 4.

Results of the elemental analysis of mice brain samples and limits of detection. Concentration levels expressed in µg kg⁻¹

Element	Furnas			Rabo de Peixe
	Min	median	max	min	median	max	LoD (µg kg−1)
Al	2.4	3.4 ± 0.9	5.6	2.4	4 ± 3	7.0	0.04
Cd	0.10	0.22 ± 0.09	0.40	0.02	0.04 ± 0.02	0.06	0.004
Co	0.19	0.43 ± 0.17	0.6	0.12	0.6 ± 0.4	0.9	0.003
Cr	0.35	1.1 ± 0.5	2	0.3	1.4 ± 1.1	2.6	0.05
Cu	2.7	3.7 ± 0.7	4.8	2.6	4.5 ± 1.2	5.2	0.06
Fe	16	21 ± 4	29	20	24 ± 3	26	0.1
Hg	6	19 ± 6	28	3	8 ± 4	14	0.5
Mn	0.34	0.60 ± 0.19	0.90	0.47	0.60 ± 0.13	0.74	0.008
Ni	0.5	1.1 ± 0.7	2	0.3	0.7 ± 0.3	1.1	0.02
Pb	0.13	0.5 ± 0.3	1.1	0.05	0.09 ± 0.04	0.15	0.001
V	0.06	0.009 ± 0.004	0.013	0.07	0.013 ± 0.005	0.017	0.008
Zn	23	26 ± 3	31	21	24 ± 3	27	0.03