Sample Average Conc. of Cr (µg/g) ± SD Average Conc. of Hg (µg/g)  ± SD Average Conc. Pb (µg/g) ± SD Average Conc. Ni (µg/g) ± SD Average Conc. As (µg/g) ± SD Average Conc.  Cd (µg/g) ± SD P1 0.021 ± 0.0028 0.01 ± 0 0.0275 ± 0.0091 0.0435 ± 0.0106 0.0015 ± 0.0007 0.055 ± 0.0070 P2 0.022 ± 0.0056 0.015 ± 0.0070 0.035 ± 0.0070 0.0455 ± 0.0049 0.0015 ± 0.0007 0.045 ± 0.0070 P3 0.0255 ± 0.0063 0.015 ± 0.0070 0.0275 ± 0.0021 0.053 ± 0.0183 0.0015 ± 0.0007 0.045 ± 0.0070 P4 0.026 ± 0.0098 0.02 ± 0.0141 0.038 ± 0.0056 0.054 ± 0.0141 0.002 ± 0.0014 0.05 ± 0 P5 0.022 ± 0.0000 0.01 ± 0.0141 0.0345 ± 0.0120 0.046 ± 0.0056 0.002 ± 0 0.065 ± 0.0212 P6 0.0255 ± 0.0007 0.015 ± 0.0212 0.0305 ± 0.0035 0.0525 ± 0.0063 0.0015 ± 0.0007 0.065 ± 0.0212 P7 0.024 ± 0.0070 0.025 ± 0.0070 0.038 ± 0.0014 0.0495 ± 0.0077 0.0015 ± 0.0007 0.045 ± 0.0070 P8 0.0255 ± 0.0049 0.025 ± 0.0070 0.0225 ± 0.0035 0.053 ± 0.0155 0.001 ± 0 0.04 ± 0 P9 0.033 ± 0.0014 0.035 ± 0.0212 0.033 ± 0 0.068 ± 0.0084 0.001 ± 0.0014 0.035 ± 0.0070 P10 0.029 ± 0.0113 0.04 ± 0.0141 0.034 ± 0.0113 0.0595 ± 0.0176 0.0015 ± 0.0007 0.04 ± 0.0141 P11 0.026 ± 0.0028 0.02 ± 0.0141 0.0325 ± 0.0077 0.0535 ± 0.0120 0.002 ± 0.0014 0.05 ± 0 P12 0.024 ± 0.0098 0 ± 0 0.0315 ± 0.0063 0.0495 ± 0.0148 0.002 ± 0 0.04 ± 0.0141 P13 0.0215 ± 0.0021 0.03 ± 0.0424 0.026 ± 0.0098 0.044 ± 0.0098 0.002 ± 0.0014 0.035 ± 0.0070 P14 0.024 ± 0.0028 0.05 ± 0 0.0295 ± 0.0035 0.049 ± 0 0.002 ± 0 0.035 ± 0.0070 P15 0.024 ± 0.0014 0.025 ± 0.0353 0.03 ± 0.0070 0.0495 ± 0.0035 0.0015 ± 0.0007 0.03 ± 0 P16 0.022 ± 0.0056 0.02 ± 0.0282 0.0315 ± 0.0077 0.046 ± 0.0056 0.002 ± 0.0014 0.035 ± 0.0070 P17 0.0245 ± 0.0049 0.03 ± 0.0141 0.0285 ± 0.0035 0.051 ± 0.0155 0.002 ± 0 0.045 ± 0.0070 P18 0.0255 ± 0.0077 0.035 ± 0.0212 0.03 ± 0.0028 0.051 ± 0.0127 0.0015 ± 0.0007 0.05 ± 0 P19 0.0255 ± 0.0063 0.055 ± 0.0070 0.0285 ± 0.0035 0.0515 ± 0.0162 0.002 ± 0.0014 0.05 ± 0 P20 0.031 ± 0.0014 0.05 ± 0 0.0315 ± 0.0035 0.0615 ± 0.0007 0.002 ± 0 0.045 ± 0.0070 P21 0.029 ± 0.0014 0.05 ± 0 0.028 ± 0.0014 0.0575 ± 0.0091 0.0015 ± 0.0007 0.04 ± 0 P22 0.0315 ± 0.0021 0.045 ± 0.0070 0.03 ± 0.0014 0.047 ± 0.0070 0.0025 ± 0.0007 0.04 ± 0.0141 P23 0.029 ± 0.0014 0.04 ± 0 0.029 ± 0.0028 0.057 ± 0.0042 0.002 ± 0.0014 0.04 ± 0 P24 0.0285 ± 0.0021 0.05 ± 0.0141 0.026 ± 0.0014 0.051 ± 0.0014 0.0025 ± 0 0.04 ± 0 P25 0.0315 ± 0.0021 0.055 ± 0.0070 0.032 ± 0.0014 0.057 ± 0.0042 0.002 ± 0.0007 0.025 ± 0.0353

Table 2: Determined Heavy Metal Concentration for Each Sample in μg/g ± SD.

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