Journal of Chemistry / 2018 / Article / Tab 3

Research Article

Distribution and Identification of Sources of Heavy Metals in the Voghji River Basin Impacted by Mining Activities (Armenia)

Table 3

Arithmetic mean (AM) concentrations, standard deviation (SD), and variation coefficient (VC %) of heavy metals in waters of Voghji River and its tributaries during the period 2014–2016 (units are µg/L, except Fe and Mn for which units are mg/L; represents the number of data).

WSBSFeMnTiVCrCoNiCuZnAsMoCdSbPbSe

1
()
AM0.0380.0041.820.2430.3950.0820.9273.073.210.9385.830.0450.0440.0390.765
SD0.030.0020.660.120.240.0570.361.511.880.562.850.020.030.030.798
VC6954365160703849596049487187104
2
()
AM0.1830.0235.541.061.0300.3161.6710.94.751.79111.60.3720.390.3977.69
SD0.140.023.120.760.570.240.675.664.770.9594.20.340.360.477.94
VC7410256725576405210153849292119103
3
()
AM0.0740.0042.791.170.5590.1571.075.621.591.9446.30.1530.330.4631.38
SD0.050.002.050.420.290.120.462.141.250.7717.50.070.190.561.09
VC6862743651734338784038465912179.0
4
()
AM0.3760.1813.951.360.6772.572.9282.5105.51.5164.21.180.7780.3291.81
SD0.1890.1372.380.8750.4361.952.0051.384.60.81865.10.7790.8510.2381.36
VC50766064647668628054101661097275.3
5
()
AM0.1100.0034.144.610.7160.2271.281.280.940.6881.190.0090.1160.0990.728
SD0.0780.001.981.620.500.100.560.440.670.190.480.010.070.101.14
VC71564835694444347227405961100157
6
()
AM0.2360.1786.186.900.7900.7202.15011.582.14.59400.51.8915.870.5224.25
SD0.210.144.685.800.700.511.227.7950.42.29217.50.783.430.472.57
VC887776845770576861505441589060.6
7
()
AM0.0750.0052.120.6470.2970.1260.8051.511.390.6167.150.0360.0840.0481.57
SD0.060.011.210.320.250.060.370.471.050.462.950.020.050.042.08
VC8599574986444631757541425893132
8
()
AM0.0770.0112.760.8400.5030.1501.0253.232.351.1415.30.0570.1660.1141.71
SD0.070.012.400.350.460.070.531.751.790.6112.20.040.120.152.09
VC86598742924752547653796369129122