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Interpretation of spectroscopic signals related to the fatty acids, with literature references.
| SCiO | MPA (Sphere and Probe) | |
|---|---|---|
| C–H [30,31,32] | 920 nm, stretching third overtones | 1214 nm, second overtone CH2 1390 nm, stretching CH2 1730–1760 nm, first overtone 2300–2340 nm, stretching and deformation combinations CH2 |
| C=C [30,31,32] | / | 2100 nm, stretching |
| O–H [33] | 960–1050 nm, stretching second overtones | 1900 nm, combination band |
| Unassigned | 780 nm, 830–850 nm | 1600 nm |
