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Table 5 A comparison of the TEL, PEL, ERL and ERM guideline values (µg Kg−1) for PCBs and OCPs and data found in the Volturno River and Estuary, South Italy

From: Polychlorinated biphenyls and organochlorine pesticides in water and sediment from Volturno River, Southern Italy: occurrence, distribution and risk assessment

  TEL Samples percentage over the TEL PEL Samples percentage over the PEL ERL Samples percentage over the ERL ERM Samples percentage over the ERM
PCBs
 Total PCBs 21.6 60 189 0 22.7 50 180 0
OCPs
 γ-HCH (lindane) 0.32 0 0.99 0   
 Dieldrin 0.72 0 4.3 0 0.02 70 8 0
 4,4–DDD 1.22 10 7.81 0 2 0 20 0
 4,4–DDE 2.07 0 374 0 2.2 0 27 0
 4,4–DDT 1.19 0 4.77 0 1 10 7 0
Total DDT 3.89 0 51.7 0 1.58 10 46.1 0