Fig. 1From: Optimization of SPME–GC–MS and characterization of floral scents from Aquilegia japonica and A. amurensis flowersTotal ion chromatogram of VOCs collected from SPME fibers coating with DVB/PDMS (a), CAR/PDMS (b) and DVB/CAR/PDMS (c), respectively. The x axis represents retention time (min) and the y axis represents relative abundanceBack to article page