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Chromatogram of derivatized aldehydes PFBHA. Identified components: (1) formaldehyde, (2) acetaldehyde, (3) acetone, (4) propionic aldehyde, (5) isobutyl aldehyde, (6) butyl aldehyde, (7) diacetyl, (8) valerian aldehyde, (9) hexanal, and (10) furfural.
