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Table 6 Limit values of national and international regulations for VOCs and their observed concentration ranges in the drinking water samples (EU 1998; RCWHC 2005; WHO 1993; WHO 2001)

From: Method validation and measurement uncertainty of possible thirty volatile organic compounds (VOCs) presented in the polyethylene present in bottled drinking waters sold in Turkey

Compounds (μg/L) Turkey EPA EU WHO Observed concentration ranges
Dichloromethane 5 0.13–0.51
1,1-Dichloroethane 7 < 0.10
Trichloromethane 0.10–0.30
1,2-Dichloroethane 3 5 3 30 0.16–0.39
Benzene 1 5 1 10 0.10–0.16
Trichloroethene 10 5 10 70 < 0.10
Bromodichloromethane < 0.10
Toluene 1000 700 0.14–0.58
Dibromochloromethane < 0.10
Tetrachloroethene 10 5 10 40 0.39–0.41
Tetrachloromethane 5 2 0.10–0.13
1,1,1,2-Tetrachloroethane < 0.10
Ethylbenzene 700 300 0.15-0.23
P&M-Xylene < 0.10
Styrene 100 20 < 0.10
O-Xylene < 0.10
Tribromomethane 0.15–0.46
1,1,2,2-Tetrachloroethane 0.11–0.23
Isopropylbenzene < 0.10
N-Propylbenzene < 0.10
1,3,5-Trimethylbenzene < 0.10
1,2,4-Trimethylbenzene < 0.10
1,3-Dichlorobenzene < 0.10
1,4-Dichlorobenzene 300 < 0.10
1,2-Dichlorobenzene - 75 1000 < 0.10
1,3,5-Trichlorobenzene - 600 < 0.10
1,2,4-Trichlorobenzene - - < 0.10
Naphthalene - - 0.13–0.16
Hexachloro-1,3-butadiene - - 0.6 0.10–0.17
1,2,3-Trichlorobenzene - 70 < 0.10
Total Xylenes - 10000 500 < 5
Total Trihalomethanes 100 100 < 5
Total Trichlorobenzenes 20 < 5