Synthoil spectrum

Figure 4. MI fluorescence spectrum of LC Fraction IV from Synthoil at two excitation wavelengths. P = pyrene U = unknown.

Figure 6. MI fluorescence spectrum of LC Fraction VI from Synthoil at three excitation wavelengths. BaP = benzo[a]pxjrene U = unknown P = pyrene (artifact not present in fraction).

Figure 9. FTIR absorption spectrum of Synthoil LC Fraction V in a nitrogen matrix. Chr = chrysene.

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