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. 2021 Jul 16;11:14578. doi: 10.1038/s41598-021-93983-2

Table 2.

Heavy metal measurement results of drinking water samples given in Table 1.

Sample number Cr (ng L−1) Mn (ng L−1) Co (ng L−1) Ni (ng L−1) Cu (ng L−1) As (ng L−1) Se (ng L−1) Cd (ng L−1) Ba (ng L−1) 206Pb (ng L−1) 207Pb (ng L−1) 208Pb (ng L−1) Total Pb (ng L−1)
1 (1.46 ± 0.03) × 103 (4.14 ± 0.08) × 103  < MDC (2.62 ± 0.05) × 102 (2.073 ± 0.41) × 103 (1.11 ± 0.02) × 103 (7.40 ± 0.10) × 101  < MDC (4.88 ± 0.98) × 105 (5.48 ± 0.11) × 102 (5.56 ± 0.11) × 102 (5.55 ± 0.11) × 102 (1.66 ± 0.03) × 103
2 (1.91 ± 0.04) × 103 (9.06 ± 0.18) × 102 (3.46 ± 0.07) × 102 (2.42 ± 0.05) × 102 (2.04 ± 0.41) × 103 (1.77 ± 0.04) × 103 (3.7 ± 0.1) × 101  < MDC (5.21 ± 0.10) × 105 (4.85 ± 0.10) × 102 (4.90 ± 0.10) × 102 (4.87 ± 0.10) × 102 (1.46 ± 0.03) × 103
3 (1.1 ± 0.02) × 103 (1.08 ± 0.03) × 103  < MDC (6.26 ± 0.12) × 103 (8.40 ± 0.17) × 104  < MDC (3.4 ± 0.1) × 101  < MDC (2.83 ± 0.06) × 104 (3.49 ± 0.08) × 103 (3.64 ± 0.07) × 102 (3.57 ± 0.07) × 102 (1.07 ± 0.02) × 104
4  < MDC (7.26 ± 0.15) × 104 (3.11 ± 0.06) × 102 (1.13 ± 0.02) × 102 (1.26 ± 0.03) × 103  < MDC  < MDC  < MDC (4.64 ± 0.09) × 104 (2.48 ± 0.05) × 102 (2.62 ± 0.05) × 102 (2.56 ± 0.05) × 102 (7.66 ± 0.15) × 102
5  < MDC (1.97 ± 0.39) × 104 (4.61 ± 0.09) × 102 (9.0 ± 0.2) × 101 (1.905 ± 38) × 102  < MDC (1.12 ± 0.02) × 102  < MDC (7.75 ± 0.16) × 105 (1.76 ± 0.04) × 102 (1.75 ± 0.04) × 102  < MDC (3.51 ± 0.12) × 102
6 (1.78 ± 0.04) × 102 (2.49 ± 0.50) × 104  < MDC (8.4 ± 0.2) × 101 (5.96 ± 0.12) × 102  < MDC (1.07 ± 0.02) × 102  < MDC (3.91 ± 0.08) × 105  < MDC (8.70 ± 0.2) × 101  < MDC (8.70 ± 0.2) × 101
7 (4.43 ± 0.09) × 102 (4.63 ± 0.93) × 105 (2.94 ± 0.06) × 103 (5.99 ± 0.12) × 102 (1.51 ± 0.30) × 103  < MDC (6.4 ± 0.1) × 101  < MDC (7.44 ± 0.15) × 104 (1.25 ± 0.03) × 102 (1.32 ± 0.03) × 102  < MDC (2.58 ± 0.06) × 102
8  < MDC (6.53 ± 0.13) × 104 (1.62 ± 0.03) × 102  < MDC (9.17 ± 0.18) × 102  < MDC  < MDC  < MDC (5.26 ± 0.11) × 104  < MDC  < MDC  < MDC  < MDC
9 (6.01 ± 0.12) × 102 (3.91 ± 0.78) × 104 (5.73 ± 0.11) × 102 (5.33 ± 0.11) × 102 (3.57 ± 0.07) × 103 (1.59 ± 0.03) × 104 9 ± 0.2  < MDC (1.33 ± 0.03) × 106 (1.15 ± 0.02) × 103 (1.16 ± 0.02) × 103 (1.15 ± 0.02) × 103 (3.46 ± 0.07) × 103
10 (1.96 ± 0.04) × 103 (1,93 ± 0.04) × 103  < MDC (9.70 ± 0.2) × 101 (2.42 ± 0.05) × 103 (7.09 ± 0.14) × 103  < MDC  < MDC (1.58 ± 0.03) × 105 (3.86 ± 0.08) × 102 (3.89 ± 0.08) × 102  < MDC (7.76 ± 0.16) × 102
11 (6.88 ± 0.14) × 102 (1.72 ± 0.03) × 103 (2.31 ± 0.05) × 102 (1.47 ± 0.03) × 102 (7.29 ± 0.15) × 102  < MDC  < MDC  < MDC (7.42 ± 0.02) × 105 (3.92 ± 0.08) × 102 (3.87 ± 0.08) × 102  < MDC (7.79 ± 0.16) × 102
12 (4.41 ± 0.09) × 102 (7.06 ± 0.14) × 104 (2.10 ± 0.04) × 103 (4.88 ± 0.10) × 102 (3.44 ± 0.07) × 103 (6.34 ± 0.13) × 103 (1.11 ± 0.02) × 102  < MDC (1.19 ± 0.02) × 106 (1.14 ± 0.02) × 103 (1.18 ± 0.03) × 103 (1.15 ± 0.02) × 103 (3.47 ± 0.07) × 103
13 (2.78 ± 0.06) × 102 (4.01 ± 0.08) × 102  < MDC (1.04 ± 0.02) × 104 (5.39 ± 0.11) × 104  < MDC (4.80 ± 0.01) × 101  < MDC (4.15 ± 0.08) × 103 (1.38 ± 0.02) × 103 (1.43 ± 0.03) × 103 (1.41 ± 0.03) × 103 (4.22 ± 0.09) × 103
14 (3.28 ± 0.07) × 102 (4.81 ± 0.01) × 102  < MDC  < MDC (5.96 ± 0.12) × 102  < MDC (1.29 ± 0.03) × 102  < MDC (4.15 ± 0.08) × 106 (1.13 ± 0.02) × 102 (1.16 ± 0.02) × 102  < MDC (2.29 ± 0.04) × 102
15  < MDC (1.63 ± 0.38) × 104  < MDC  < MDC (3.23 ± 0.06) × 102  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC
16 (2.41 ± 0.05) × 103 (1.67 ± 0.03) × 102  < MDC  < MDC (4.23 ± 0.08) × 102  < MDC (9.60 ± 0.2) × 101  < MDC (4.73 ± 0.09) × 105 (1.13 ± 0.02) × 102 (1.18 ± 0.02) × 102  < MDC (2.31 ± 0.04) × 102
17 (1.82 ± 0.04) × 102 (2.06 ± 0.04) × 104  < MDC (1.20 ± 0.02) × 102 (1.12 ± 0.02) × 103  < MDC  < MDC  < MDC (4.14 ± 0.08) × 104 (2.87 ± 0.06) × 102 (3.15 ± 0.06) × 102  < MDC (6.02 ± 0.12) × 102
18 (2.54 ± 0.05) × 103 (5.79 ± 0.12) × 102  < MDC  < MDC (5.15 ± 0.10) × 102  < MDC (2.17 ± 0.04) × 102  < MDC (4.81 ± 0.10) × 105 (1.17 ± 0.02) × 102 (1.22 ± 0.02) × 102  < MDC (2.39 ± 0.04) × 102
19 (3.25 ± 0.07) × 102 (3.91 ± 0.08) × 102  < MDC (7.97 ± 0.16) × 103 (5.33 ± 0.11) × 104  < MDC (3.4 ± 0.1) × 101  < MDC (4.27 ± 0.09) × 103 (1.39 ± 0.03) × 103 (1.47 ± 0.03) × 103 (1.42 ± 0.03) × 103 (4.27 ± 0.08) × 103
20  < MDC (6.68 ± 0.13) × 102  < MDC  < MDC  < MDC (7.02 ± 0.14) × 103 (4.2 ± 0.1) × 101  < MDC  < MDC (5.33 ± 0.11) × 103 (5.10 ± 0.10) × 102 (5.20 ± 0.10) × 102 (1.56 ± 0.03) × 103
21 (1.21 ± 0.02) × 103 (1.40 ± 0.03) × 103 (1.96 ± 0.04) × 102 (5.91 ± 0.12) × 103 (8.11 ± 0.16) × 104  < MDC (1.40 ± 0.03) × 102  < MDC (2.92 ± 0.06) × 104 (2.90 ± 0.06) × 103 (3.04 ± 0.06) × 103 (2.98 ± 0.06) × 103 (8.92 ± 0.18) × 103
22 (2.22 ± 0.04) × 102 (4.03 ± 0.08) × 102  < MDC (5,99 ± 0.12) × 103 (5.09 ± 0.10) × 104  < MDC (2.79 ± 0.06) × 102  < MDC (3.97 ± 0.08) × 103 (1.35 ± 0.03) × 103 (1.39 ± 0.03) × 103 (1.38 ± 0.03) × 103 (4.12 ± 0.09) × 103
23 (2.55 ± 0.05) × 102 (4.25 ± 0.09) × 103  < MDC (3.99 ± 0.08) × 102 (3.65 ± 0.07) × 103  < MDC  < MDC  < MDC (5.43 ± 0.11) × 103 (2.43 ± 0.05) × 102 (2.66 ± 0.05) × 102  < MDC (5.09 ± 0.10) × 102
24 (2.25 ± 0.05) × 102 (1.76 ± 0.04) × 103  < MDC (5.89 ± 0.12) × 103 (6.30 ± 0.12) × 104  < MDC  < MDC  < MDC (8.94 ± 0.18) × 103 (2.29 ± 0.05) × 103 (2.40 ± 0.05) × 103 (2.35 ± 0.05) × 103 (7.03 ± 0.15) × 103
25 (1.82 ± 0.04) × 102 (2.06 ± 0.04) × 104  < MDC (1.20 ± 0.02) × 102 (1.12 ± 0.02) × 103  < MDC  < MDC  < MDC (4.14 ± 0.08) × 104 (2.87 ± 0.06) × 102 (3.15 ± 0.06) × 102  < MDC (6.02 ± 0.12) × 102
26 (1.82 ± 0.04) × 102 (2.06 ± 0.04) × 104  < MDC (1.20 ± 0.02) × 102 (1.12 ± 0.02) × 103  < MDC  < MDC  < MDC (4.14 ± 0.08) × 104 (2.87 ± 0.06) × 102 (3.15 ± 0.06) × 102  < MDC (6.02 ± 0.12) × 102
27  < MDC (6.68 ± 0.13) × 102  < MDC  < MDC  < MDC (7.02 ± 0.14) × 103 (4.20 ± 0.10) × 101  < MDC  < MDC (5.33 ± 0.11) × 102 (5.10 ± 0.10) × 102 (5.20 ± 0.10) × 102 (1.56 ± 0.03) × 103
28  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC
29  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC (4.20 ± 0.10) × 101  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC
30  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC (4.20 ± 0.10) × 101  < MDC  < MDC  < MDC  < MDC  < MDC  < MDC
MDC (1.51 ± 0.03) × 102 57 ± 1 (1.54 ± 0.03) × 102 (7.10 ± 0.10) × 101 (9.30 ± 0.2) × 101 (1.10 ± 0.05) × 101 (2.00 ± 0.05) × 100 - (3.30 ± 0.66) × 101 (8.50 ± 0.20) × 101 (8.60 ± 0.20) × 101 (4.11 ± 0.08) × 102 (8.50 ± 0.20) 101
Referencea 5.00 × 104 1.00 × 105 - 2.00 × 104 2.00 × 106 1.00 × 104 10.00 × 104 3.00 × 103 7.00 × 105 - - - 1.00 × 104
Min (1.82 ± 0.04) × 102 (1.67 ± 0.03) × 102 (1.62 ± 0.03) × 102 (9.0 ± 0.2) × 101 (1.43 ± 0.03) × 102 (6.23 ± 0.13) × 102 (4.20 ± 0.10) × 101 - (3.97 ± 0.08) × 103 (8.90 ± 0.20) × 101 (9.00 ± 0.20) × 101 (3.57 ± 0.07) × 102 (8.70 ± 0.20) × 101
Max (2.79 ± 0.06) × 103 (4.63 ± 0.09) × 105 (3.02 ± 0.06) × 103 (1.04 ± 0.02) × 104 (8.50 ± 0.17) × 104 (3.42 ± 0.07) × 104 (2.79 ± 0.06) × 102 - (4.16 ± 0.08) × 106 (3.69 ± 0.08) × 103 (3.83 ± 0.08) × 103 (3.77 ± 0.08) × 103 (1.06 ± 0.02) × 104
Mean (6.61 ± 0.13) × 102 (2.61 ± 0.05) × 104 (1.18 ± 0.02) × 102 (4.25 ± 0.09) × 102 (3.80 ± 0.08) × 103 (1.26 ± 0.03) × 104 (7.60 ± 0.20) × 101 - (6.25 ± 0.13) × 104 (6.04 ± 0.12) × 102 (6.12 ± 0.12) × 102 (6.06 ± 0.12) × 102 (1.95 ± 0.06) × 103

aReference value according to the Ministry of Health of Indonesia regulations and WHO.