| 1 | Synthesis of terpene-catechol resin from terpene resin and catechol was reported in this paper. | |
| 2 | The most prominent feature of Australian propolis is contained abundant flavonoid and terpenoid substances. | |
| 3 | Isolation of three sesquiterpene lactones from the roots of Cichorium glandulosum Boiss. et Huet. by high-speed counter-current chromatography. | |
| 4 | The low-polarity additive is either a styrenated terpene resin or a polyterpene resin. | |
| 5 | The main components of the steam distilled oil are monoterpenes and sesquiterpenes, the pungency components of ginger have not been found. |
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