By microwave irradiation,citral was obtained from Litsea cubeba fruits,the yield being in average 2 48% higher than that by traditional distillation in a current of steam.Gas chromatographic determination of the components of Litsea cubeba oil and citral was conducted in capillary column with temperatare programming and FID by internal normalization.Experimental results showed that the content of citral in Litsea cubeba oil was 68 64%,the recovery was 101 3%,coefficient of variation was 0 28%,and linear...