Now showing items 1-3 of 3

    • Composition of the leaf essential oil of ocimum keniense ayobangira 

      Lwande, W.; Hassanali, A.; Mwangi, J. W. (Department of Pharmacy, University of NairobiThe International Centre of Insect Physiology and Ecology, 1994)
      The essential oil (average yield 4%) isolated by hydrodistillation from semi-dried leaves of Ocimum keniense Ayobangira was analysed by GC and GC-MS. A total of 22 compounds accounting fur 86.8% were identified. 1,8- Cineole ...
    • Essential oil constituents of artemisia afra willd 

      Mwangi, Julius W.; Achola, Kohath J.; Sinei, Kipruto A.; Lwande, Wilber; Laurent, R. (Department of Pharmacy, University of NairobiThe International Centre of Insect Physiology and Ecology (ICIPE),, 1993)
      The essential oil isolated from the leaves of artemisia afra willd (1.5%) by hydrodistilation was analyzed by GC and GC/MS.Fifty compounds constituting about 93% of the oil were identified.The major constituents were 1,8 ...
    • Essential oils of two lippia ukambensis Vatke chemotypes and lippia somalensis Vatke in Kenya 

      Mwangi, J.W.; Addaeh-Mensah, I.; Munavu, R.M; Lwande, W. (Department of Pharmacy, University of NairobiDepartment of Chemistry, University of NairobiThe International Centre of Insect Physiology and Ecology (ICIPE),, 1991)
      The chemical composition of the essential oils of 41 samples of Lippia ukambensis Vatke were examined by CC/MS. Two chemotypes were identified on the basis of the camphor and l,8-cineole. The camphorchemo type of L. ...