Table 3.

Average concentrations of metals in the 19 raw propolis samples analysed.

Sample code	As (μg·g−1)	Cd (μg·g−1)	Pb (μg·g−1)	Se (μg·g−1)	Cu (mg·g−1)	K (mg·g−1)
P01	<0.048	<0.008	0.11	0.30	3.58	0.95
P02	<0.048	<0.008	<0.006	<0.041	7.22	3.90
P03	0.07	<0.008	<0.006	0.43	6.82	2.35
P04	<0.048	<0.008	<0.006	0.54	6.98	2.96
P05	0.30	<0.008	0.03	<0.041	2.10	0.37
P06	<0.048	<0.008	0.13	<0.041	2.00	0.32
P07	<0.048	<0.008	0.38	<0.041	1.57	0.23
P08	0.05	<0.008	0.72	<0.041	1.11	0.43
P09	<0.048	<0.008	0.27	<0.041	7.76	1.46
P10	8.47	0.030	0.25	<0.041	11.60	1.32
P11	<0.048	<0.008	0.07	0.39	4.26	0.77
P12	<0.048	<0.008	0.66	0.31	4.20	2.16
P13	4.79	<0.008	0.20	0.29	5.29	0.68
P14	<0.048	<0.008	0.55	0.34	2.65	0.28
P15	<0.048	<0.008	0.11	0.24	2.75	0.59
P16	<0.048	<0.008	0.63	0.19	2.58	0.39
P17	<0.048	<0.008	<0.006	0.36	4.46	4.98
P18	<0.048	<0.008	0.04	0.29	1.44	1.63
P19	<0.048	<0.008	<0.006	<0.041	0.57	7.94