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Table 2 Detected chemical compounds in the influent and effluent

From: Multiphasic screening of priority chemical compounds in drinking water by process control and human health risk

  Influent Effluent
Detection number DR (%) Detection number DR (%)
Barium 139 99.3 140 97.9
Dibutyl phthalate 129 92.1 138 96.5
Dioctyl phthalate 128 91.4 131 91.6
Polychlorinated biphenyls 114 81.4 108 75.5
Di(2-ethylhexyl)adipate 83 59.3 100 69.9
Trichlorobenzene 81 57.9 82 57.3
Dichloromethane 77 55 79 55.2
Trichloromethane 75 53.6 128 89.5
Microcystin-LR 71 50.7 21 14.7
1, 2-Dichloroethane 71 50.7 70 49
Hexachlorobenzene 66 47.1 69 48.3
Boron 65 46.4 64 44.8
Toluene 56 40 52 36.4
Tetrachlorobenzene 47 33.6 51 35.7
Trichloroacetaldehyde 46 32.9 95 66.4
Benzene 45 32.1 41 28.7
Vanadium 44 31.4 31 21.7
1, 2-Dichlorobenzene 44 31.4 48 33.6
Xylene 40 28.6 35 24.5
Acrolein 31 22.1 28 19.6
Formaldehyde 30 21.4 15 10.5
Atrazine 29 20.7 24 16.8
Antimony 26 18.6 24 16.8
Ethylbenzene 24 17.1 26 18.2
Nickel 23 16.4 20 14
Trichloroethylene 19 13.6 21 14.7
Beryllium 14 10 14 9.8
2,4-Dinitrotoluene 13 9.3 21 14.7
Dinitrobenzene 12 8.6 12 8.4
Titanium 11 7.9 2 1.4
Styrene 10 7.1 6 4.2
Acrylonitrile 10 7.1 10 7
Chlorobenzene 9 6.4 9 6.3
Acrylamide 9 6.4 14 9.8
Vinyl chloride 8 5.7 8 5.6
Carbon tetrachloride 8 5.7 16 11.2
Benzo(a)pyrene 8 5.7 9 6.3
Nitrobenzene 7 5 16 11.2
1, 4-Dichlorobenzene 7 5 7 4.9
Isopropylbenzene 6 4.3 4 2.8
Cobalt 5 3.6 4 2.8
Molybdenum 4 2.9 3 2.1
Tetrachloroethylene 4 2.9 1 0.7
Heptachlor epoxide 1 0.7 nd nd
Chloroprene 1 0.7 nd nd
1,2-Dichloroethylene 1 0.7 1 0.7
2,4,6-Trinitrophenol 1 0.7 nd nd
  1. nd means no detection