Preparation of Concentrated Extract of Chaenomeles Speciosa Nakai and Its Application in Casing

Chaenomoles speciosa Nakai was extracted with 80% ethanol aqueous solution in 2 hours for three times at ratio of extraction substances 1:4 and the crude concret was obtained.The concret was then refined to get concentrated extract and its effects in tobacco casing was studied.The results showed that the concentrated extract of Chaenomoles speciosa Nakai could enhance tobacco aroma and make tobacco smoke more round.