Fig. 3
From: Innovative isotopic modeling and risk assessment of PTEs and PAHs in urban soils

Plots of 208Pb/206Pb versus 206Pb/207Pb in the Sanandaj urban soil and the known sources.
From: Innovative isotopic modeling and risk assessment of PTEs and PAHs in urban soils

Plots of 208Pb/206Pb versus 206Pb/207Pb in the Sanandaj urban soil and the known sources.