Browsing by Author "Gichumbi, J.M."

Now showing items 1-5 of 5

    • Determination of precursors of acrylamide formation in roasted maize 

      Koske, M.C.; Kiprop, A.; Ongoma, O.; Kariuki, P.; Kagwanja, S.M.; Gichumbi, J.M. (Advances in Phytochemistry, Textile and Renewable Energy Research for Industrial Growth – Nzila et al. (Eds), 2022-04)
      Acrylamide, an organic compound with the formula CH2=CHCONH2, is a contaminant generated through high-temperature cooking processes as a result of Maillard reactions catalyzed by the presence of reducing sugars and free ...

    • Phthalate Levels in Wastewater Treatment Plants of Lake Victoria Basin 

      Onchiri, R.; Ongulu, R.; Orata, F.; Getenga, Z.M.; Gichumbi, J.M.; Ogora, E.N. (Science and Education Publishing, 2021)
      Phthalates are examples of EDCs, which have been used as plasticizers for longtime worldwide. However, their occurrence in these environments causes adverse effects such as congenital anomalies, endocrine disruption and ...

    • Structural properties of high density polyethylene matrix composites reinforced with open air and furnace rice husks ash 

      Jonathan, M.K.; Osamong, G.A.; Butembu, S.; Kamweru, P.K.; Gichumbi, J.M.; Ndiritu, F.G. (Journal of Chemical Engineering and Materials Science, 2021-12)
      In this work, rice husks ash (RHA) was introduced to pure and recycled high density polyethylene (HDPE) matrix, at varying ration (0-50%) to formulate rice husks ash High density polyethylene (RHAHDPE) composite. RHA was ...

    • Synthesis and Insecticidal activities of some selected hydroxytriazenes 

      Ombaka, O. *; Gichumbi, J.M. (2012-10)
      Eight hydroxytriazenes were synthesized and then subjected to spot tests. The composition of these hydroxytriazenes was analyzed using elemental analysis and their physical characteristics like melting point, crystal shape ...

    • Synthesis and insecticidal activities of some selected hydroxytriazenes 

      Ombaka, O*; Gichumbi, J.M. (2011-10)
      Eight hydroxytriazenes were synthesized and then subjected to spot tests. The composition of these hydroxytriazenes was analyzed using elemental analysis and their physical characteristics like melting point, crystal shape ...