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. 2012 Apr 30;2012:403574. doi: 10.1100/2012/403574

Table 5.

Percentage of relative standard deviation (RSD) of minerals in drinking water (DW), mineral water (MW), and tap water (TW) samples.

Sample Na Mg K Ca Fe Cu Zn Cr Ni As
DW 1 5.2 6.3 28.7 31.7 7.1 1.8 52.0 0.3 34.8
DW 2 1.1 2.2 35.2 7.5 3.8 13.3 37.2 17.1
DW 3 0.4 1.4 19.3 3.9 2.6 27.6 20.0 44.7
DW 4 28.4 9.7 0.3 4.6 27.1 22.8
DW 5 0.6 2.0 8.7 5.5 2.0 8.1 39.5 38.0
DW 6 0.9 3.6 1.5 0.3 12.8 10.1 4.4 1.1 81.6 40.9
DW 7 0.7 12.0 1.0 7.1 3.7 4.4 1.3 30.2 18.6 3.8
DW 8 11.2 4.3 3.9 12.2 15.2 4.2
DW 9 1.1 44.1 5.2 9.8 1.4 8.1 15.7 19.7
DW 10 0.4 2.3 1.1 3.2 6.6 4.1 1.8 12.2 65.5 30.6
DW 11 0.6 3.2 0.1 0.7 9.3 4.3 0.6 35.5
DW 12 0.3 1.2 0.2 2.2 3.7 3.9 1.6 33.1 25.2
DW 13 0.6 1.8 0.4 0.3 5.1 4.5 0.6 2.1 10.8 22.2
DW 14 0.6 0.3 1.0 0.7 9.6 7.7 2.6 6.4 31.9 3.7
MW 1 1.2 1.2 0.7 1.1 9.1 2.5 2.2 18.1 12.5 19.5
MW 2 1.3 0.7 1.1 1.2 15.7 2.2 1.4 25.6 5.9 3.5
MW 3 0.9 5.9 1.1 7.0 6.8 3.3 1.1 14.5 37.6 28.3
MW 4 0.6 0.6 0.4 1.1 16.6 2.6 0.5 2.6 24.2 13.2
MW 5 0.7 0.9 2.2 0.2 3.8 6.9 0.8 5.9 2.6 12.4
MW 6 0.4 0.5 1.5 1.7 6.7 4.3 0.8 13.5 39.2 3.0
MW 7 0.8 0.7 1.1 2.1 12.0 3.3 1.0 4.1 15.8 0.6
MW 8 0.6 0.5 0.3 3.9 2.5 1.7 1.5 2.1 10.6 24.5
MW 9 0.4 0.6 0.5 2.1 16.6 4.0 0.9 4.6 10.9 15.2
MW 10 0.2 0.3 1.1 3.2 11.1 3.7 0.7 7.5 44.6 0.8
MW 11 0.3 1.9 2.9 1.0 15.5 2.6 0.5 9.1 10.4 1.0
MW 12 0.4 1.3 0.8 0.7 19.9 3.2 1.0 4.7 14.1 1.5
MW 13 0.5 2.0 1.5 0.8 21.1 3.1 1.2 2.4 11.6 17.1
TW 1 1.43 0.72 1.60 0.60 7.58 5.73 2.03 9.3 2.8 1.1
TW 2 0.96 0.59 2.20 0.90 22.18 5.59 5.67 7.3 26.4 0.6
TW 3 0.48 1.33 0.65 0.43 5.41 6.45 1.43 6.7 18.5 29.8
TW 4 0.79 0.85 0.98 1.18 4.49 1.74 1.83 4.2 8.0 7.4
TW 5 0.68 0.72 0.98 0.61 2.18 7.87 1.58 2.4 31.3 24.6
TW 6 1.29 0.57 0.52 0.23 13.9 1.73 1.60 4.8 7.2 22.2
TW 7 1.28 1.15 0.35 1.44 4.7 6.17 2.21 0.1 23.9 14.1
TW 8 0.34 0.33 0.46 0.54 6.34 2.17 0.64 30.7 10.5 26.4
TW 9 0.56 0.35 0.54 0.50 5.75 3.25 0.77 6.3 53.7 26.4
TW 10 0.10 0.57 0.73 1.25 5.44 1.32 33.1 24.0 8.7
TW 11 0.35 0.70 1.28 1.55 1.67 3.26 5.17 4.7 3.4 26.9
TW 12 0.79 0.40 0.71 0.25 4.26 0.73 5.94 14.3 16.9 5.9
TW 13 0.27 0.93 1.11 0.41 3.56 5.94 0.50 1.3 16.5 15.1
TW 14 0.55 0.50 0.86 0.27 7.12 8.83 2.47 1.8 20.3 70.0
TW 15 0.49 0.82 0.62 0.94 8.46 3.46 1.10 11.2 11.2 25.7
TW 16 1.88 0.33 0.51 0.49 1.56 2.51 0.34 3.7 19.9 18.4
TW 17 1.68 0.50 1.02 0.73 9.86 6.75 4.60 0.9 2.9 0.1
TW 18 0.55 0.95 0.97 0.45 5.75 3.40 0.54 0.7 18.2 9.0
TW 19 0.78 1.48 1.44 0.53 9.65 3.40 4.86 16.6 8.3 28.8
TW 20 0.28 0.41 1.38 0.53 1.64 1.37 0.67 3.1 13.1 15.5
TW 21 1.12 1.14 1.36 1.95 1.63 4.41 0.72 11.9 15.7 35.4
TW 22 1.45 1.48 0.79 1.91 7.13 2.51 2.05 1.1 7.3 2.8
TW 23 1.23 0.65 0.90 0.38 0.34 1.41 1.65 3.4 8.2 25.5
TW 24 3.37 0.88 1.22 1.01 1.93 2.36 2.47 2.5 15.1 7.8

RSD (%) was generated by AAS novAA 400 software, RSD (%) for other minerals were not determined.