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[Study of GC fingerprint of essential oils from flower of Lonicera japonica].

OBJECTIVE
To study and establish the GC fingerprint of essential oils of 10 batches the flower of Lonicera japonica.


METHOD
The essential oils were extracted by steam distillation from ten batches of the flowers, then separated by capillary gas chromatography.


RESULT
The similarity of 10 batches of the flower of L. japonica was high.


CONCLUSION
The method was reliable, and can be used to evaluate the quality of the flower of L. japonica.