1. An FTIR method for the analysis of crude and heavy fuel oil asphaltenes to assist in oil fingerprinting 
Brenden J. Riley, Chris Lennard, Stephen Fuller, Val Spikmans 
Forensic Science International 
Volume 266, Pages (September 2016)
DOI: /j.forsciint
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2. Fig. 1
Representative absorbance spectra of C5 asphaltene fractions for region 1 (wavenumber range 650–930cm−1): (a) Aust. 1, (b) Aust. 2, (c) SE Asian 2, (d) SE Asian 1, (e) Aust. 3 (solid line=resinous, dotted=crystalline), (f) N. American, (g) HFO (d/c), (h) HFO (u/c) and (i) M. Eastern.
Forensic Science International  , DOI: ( /j.forsciint )
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3. Fig. 2
Representative absorbance spectra of C5 asphaltene fractions for region 2 (wavenumber range 1260–1520cm−1): (a) Aust. 1, (b) Aust. 2, (c) SE Asian 2, (d) SE Asian 1, (e) Aust. 3 (solid line=resinous, dotted=crystalline), (f) N. American, (g) HFO (d/c), (h) HFO (u/c) and (i) M. Eastern.
Forensic Science International  , DOI: ( /j.forsciint )
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4. Fig. 3
Comparison of FTIR spectra (region 1) for the C5 asphaltene fractions for N. American crude oil (bottom trace) and HFO (d/c) (top trace).
Forensic Science International  , DOI: ( /j.forsciint )
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5. Fig. 4
Representative absorbance spectra of C5 asphaltene fractions obtained from weathered (dotted line) and non-weathered (solid line) M. Eastern crude oil. (a) Region 1 (650–930cm−1) and (b) Region 2 (1260–1520cm−1).
Forensic Science International  , DOI: ( /j.forsciint )
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