Soil Source Speciation Concentration (mg/kg dw) Test Bioaccessibility Reference Soil 4 mountain types mine waste - 73-1.700 DIN stomach 3,7-78% stomach and intestine 2,9-100% (1) Soil 12 types wood preservatives - 13-29 DIN stomach 7,1-52% stomach and intestine 13-43% (1) Soil 3 types waste and urban impact - 14-38 DIN⁴⁹ stomach 8,6-95% stomach and intestine 13-100% (1) Soil urban municipal and coal incinerator ashes, de- icing salt, snow disposal, metal industry waste   elemental 135–4.400 GJST stomach 11–15% (20) Soil 10 types mine waste - 250-820 PBET stomach 0,7-47% stomach and intestine 8,8-60% (6) Soil - - 37-3.700 PREP stomach and intestine 0,8-110% (10) Soil agricultural and paddy mine waste - 6,0-99 SBET stomach 41-54%⁵⁰ (12)