Compound group Partitio- ning coeffi- cients log (Kow) Soils and sources Test Bioaccessi- bility References Dioxins²⁴ 6-12 soil with air emissions as source PBET²⁵ stomach and intestine 20- 34% /89/ Dioxins²⁶ 6-12 slag from copper ore processing Digestive tract model stomach and intestine 44- 52% /101/ PCB²⁷ 4-8 spiked artificial soil RIVM stomach and intestine 34- 40% /106/ PCB²⁸ 4-8 soils Digestive tract model stomach and intestine 32- 83% /84/ Lindane 4 spiked artificial soil RIVM stomach and intestine 57% /106/ Pesticides²⁹ 3-6 spiked soil PBET stomach or stomach and intestine 2- 44% /59/