Application of Binary Diagnostic Ratios of Polycyclic Aromatic Hydrocarbons for Identification of Tsunami 2004 Backwash Sediments in Khao Lak, Thailand

Figure 4

Diagnostic binary ratios of PAHs in Andaman Sea sediments and various types of PM₁₀ collected in Songkhla province, Thailand.

(a) Three-dimensional plots of molecular diagnostic binary ratios of B[a]P/Chry, Ind/(Ind + B[g,h,i]P), and Fluo/(Fluo + Pyr) of Pakarang group and Non-Pakarang group in comparison with those of other global marine sediments

(b) Three-dimensional plots of molecular diagnostic binary ratios of B[a]P/Chry, Ind/(Ind + B[g,h,i]P), and Fluo/(Fluo + Pyr) of Pakarang group and Non-Pakarang group in comparison with those of PM₁₀ collected from various emission sources in Songkhla province