Fig. 4
Selected-ion chromatogram and mass spectra for LA methyl ester and putative C18:2Δ6,9 methyl ester (molecular mass: 294) from PcD6DES perilla seed. a Selected-ion chromatogram for m/z 294 and (b) mass spectra of LA methyl ester and putative C18:2Δ6,9 methyl ester as methyl ester derivatives separated on a 30 m*0.25 mm i.d. fused-silica capillary column coated with 0.25 μm CP-SIL 8 CB Low Bleed