Wine is a mixture of various chemical compositions, outside the main ingredients in addition to alcohol, there are water and many chemicals 翻译结果4复制译文编辑译文朗读译文返回顶部 Alcohol is a wide range of chemical components of the mixture components, in addition to the main alcohol, there ...
Study on Chemical Components of Petroleum Ether Fraction of Alcohol Extract from the Leaves of Cunninghamia lanceolata Hook.杉木叶醇提物中石油醚溶解组分的化学成分分析杉木叶化学成分气-质联用The petroleum ether fractions of ethanol extract from the leaves of Cunninghamia lanceolata Hook.was analyzed by ...
eudesmol,rugby alcohol and 2,3-Dihydro1-oxo-phenalene,which hinesol and β-eudesmol were 87%.Conclusion: The total terpene alcohols of A.lances has the highest contents of hinesol and β-eudesmol,and in addition to sesquiterpene alcohol compositions,it also contains sesquiterpene alkene components...
ObjectiveTo explore a new natural antibiotic.MethodsThe chemical composition of the essential oil from ResultsThe main components of the oil were nerolidol, decadienal, linalool and benzyl alcohol. The antimicrobial results indicated that the oil inhibited all the tested bacterium, especially ConclusionThe...
Results showed that 63 components were identified in essential oils. Phenylethyl alcohol (77.978%), α-terpineol (31.810%) and docosane (21.644%) were the most abundent constituents of flower oil, leaf oil and fruit oil, respectively. Based on bioactivity-guided fractionation, three active ...
fordifferentqualitycomponentsofethanol─ispropylalcoholsolutionofequilibriumtemperature(t),liquidmolargroup(x),gasphasecompositionMoore(y).Drawthedienergybalancephasediagram(t-x-y)andx-y.Part3:theperformancemeasurementoftherectificationtower,whichdeterminesthetotalvalueofthewholetowerofthewholetower,andthetotal...
Type ofExtract Total alcohol* n Hexane Chloroform Ether Ethyl acetate Ethyl alcohol Methyl alcohol N Ayoub,S Hanan,AN Singab,... - 《Bulletin of Pharmaceutical Sciences》 被引量: 6发表: 2004年 Separation of chemical constituents from irisquinone Objective: To separate chemical constituents from ir...
If the pericarp can be used to manufacture other pepper products, it would be economically beneficial. In this study, we identified the chemical components and antioxidant activity of pepper pericarp, and the advantages of using this part of the pepper fruit for food....
Generally, the known major components of propolis are aromatic acids, flavonoids, diterpenoid acids, phenolic compounds and triterpenoids. Since hon- eybees visit the flowers of different plants, these plants are the major source of organic compounds in propolis during propolis formation by honeybee ...
of alcohol components in ‘Ningqi I’ goji was 121.18% greater than that in ‘Huangguo’ goji. The incidence rate and disease index of ‘Ningqi I’ goji inoculated with powdery mildew were significantly lower than those inoculated ‘Huangguo’ goji, showing high resistance and moderate ...