Office: NSC Ground Floor
Specialization: Inorganic/analytical Chemistry
PhD (1984); MSc. (1977); B.Ed. Science (1975); Postgraduate Diploma , University of Uppsala, Sweden (1980)
Full Professor (2010)
- Member of the Kenya Chemical Society (KCS)
Analyses of heavy metals in Kenya
Analyses of vitamins compounds in natural foods
SCIENTIFIC PUBLICATIONS AND CONFERENCE PAPERS
Gichuhi, P. N., Akenga, Tsanuo, M., Nyagah G. and Kavaka W. “Nutritional and Evaluation and validation of Mondi Whytei (Hooks F.) skeels Asclepiadaceae growing in Western Kenya”. Journal of the Kenya Chemical Society, Vol. 5 No. 1 (2008) P. 25 – 42.
R. Wanjau, Murungi J. G. Nyaga., The effect of cleaning technique on aluminium leaching from Aluminium Cookware, Journal of chemical society, 2004, vol. 2 no. 1, 4-7.
Kimei, B.M., Chhabra, S.C. and Nyagah G., Determination of dissolved organic carbon (DOC) and screening for the presence of coliform bacteria in underground waters in areas around Nairobi. African Journal of Health Sciences Vol. 10, 2003 P.1-6
S.C. Chhabra, Wekesa, Gathu Nyagah and H.M. Thairu “Determination of L-ascorbic acid in fresh fruits and vegetables from different regions of Kenya by HPLC” East African Journal of Science , 2000, 2, 57-64.
Kimei, B.M., Chhabra, S.C. and Nyagah G., Spectroscopic determination of heavy metals, nitrates and nitrites in underground waters in areas around Nairobi. International Journal of BioChemiPhysics, Kenya 1999 8/9, 34-38.
Ouma J.O., S.C. Chhabra, Gathu Nyagah “ Iron Content of Some Edible Leafy vegetables and medicinal plants used traditionally for Anaemia treatment in East Africa” African Journal of Health Sciences volume 8 P.55-60 (2001).
S.C. Chhabra, N.M.N. Wekesa, H.M. Thairu, G. Nyagah “Determination of L-Ascorbic Acid in various Kenyan Fresh and processed Fruits and Vegetables by High Performance Liquid Chromatography. Journal Agriculture, Science and Technology, Kenya Vol.2, p22-31 (1998).
R. N. Wanjau and G. Nyagah “Determination of levels of Aluminium in Kenya tea by atomic absorption spectrometry” Kenya Chemical Society – The Inaugral Conference Proceedings, June 7-11, 1993 p. 156-160.
Ouma J.O., S.C. Chhabra, Gathu Nyagah. “Determination of iron content in different parts of herbs used traditionally for anemia treatment in East Africa.” J. Ehropahrmacology(UK) 58 (1997), 97 – 102.
M. Githua, G. Nyagah and J.I. Murungi “Atomic Absorption Spectrophotometic Determination of Aluminium in tea and other plants grown in the same locality.” J. Environ. Sci. HEALTH, A 30(6), 1145 – 1154(1995)
Jane N. Kaara and Gathu Nyagah “Uptake of heavy metals by some Kenyan food plants from the soil.” Conference proceedings of the 5th International Chemistry Conference in Africa held on 27th – 31st July, 1992 at University of Botswana.
H. Nyambaka and G. Nyagah “Determination of β-Carotene and α-Tocopherol in Vegetable Foods by High-pressure Liquid Chromatography”, International Journal of Biochemphysics, Vol. 1 No. 2 (1991), 38-41.