fig4
Figure 4. PAH concentrations in individual dust size fractions in (A) ng/g and (B) ng/g organic carbon. OC: Organic carbon; PAH: polycyclic aromatic hydrocarbon.
Figure 4. PAH concentrations in individual dust size fractions in (A) ng/g and (B) ng/g organic carbon. OC: Organic carbon; PAH: polycyclic aromatic hydrocarbon.
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