Department of Chemistry
P.O. Box 43844, -00100,
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Books and Books Chapters

  1. Kevin Otieno Okoth (Tom Mboya University College, Kenya), Ruth Nduta Wanjau (Kenyatta University, Kenya) and Maurice Otieno Odago (State University of New York at Oneonta, USA)Semiconductor Nanocomposites-Based Photoelectrochemical Aptamer Sensors for Pharmaceuticals Detection Published as a book chapter of the of the Effects of Emerging Chemical Contaminants on Water Resources and Environmental Health by IGI Global, Copyright: © 2020 |Pages: 24 DOI: 10.4018/978-1-7998-1871-7.ch00, Book Chapter 7(pp. 109-132).
  2. John Okapes Joseph, Isaac W. Mwangi, Sauda Swaleh, Ruth N. Wanjau, Manohar Ram and Jane Catherine Ngila (2017) A Comparative Study of Modified and Unmodified Algae (Pediastrum boryanum) for Removal of Lead, Cadmium and Copper in Contaminated Water: Published as a book chapter of the Environmental Sciences"Water Quality" By INTECH: DOI: 10.5772/65745. Book chapter 11
  3. Nthiga, E.W. Wanjau, R. and Murungi, I.J. (2013). Essential elements in watermelons grown in Kenya. LAP LAMBERT Academic Publishing (January 1, 2013). ISBN-13:978-3-8443-3040-3/ ISBN-10:3844330402/EAN: 9783844330403
  4. James Ndiritu, Jane Murungi and Ruth Wanjau (2012) Essential Elements And Lead In Males Using Finger Nails And Scalp Hair: Influence Of Risk Factors On Levels Of Lead And Essential Elements In Finger Nails And Scalp Hair Of Males In Kenya   LAP LAMBERT Academic Publishing (Dec23. 2012).  ISBN-10: 3659312037/   ISBN-13: 978-3659312038
  5. Odongo Adongo, Jane Murungi and Ruth Wanjau (2013). Medicinal Plants and Essential Elements in Them.  LAP LAMBERT Academic Publishing (May 24, 2013)   ISBN-10: 3659365025 / ISBN-13: 978-3659365027

Research & Publications

  • Mwangi, I. W., Kinyua, E. M., Nthumbi, R., Wanjau, R. N., Swaleh, S., & Ngila, J. C. (2021). Iron (III) doped titanium dioxide coated dimensionally stable graphite anode electrode for electro-chemical treatment of domestic wastewater. Heliyon, 7(4), e06671.
  • Ndung’u S.N., Wanjau R.N, Nthiga E.W., Nderitu J., Mbugua G.W. (2020) Complexation equilibrium studies of Cu2+, Cd2+ and Pb2+ ions onto ethylenedamine quaternised Artocarupus heterophyllus L. seeds from aqueous solution. Journal of Applied Chemistry Vol. 13, (12): 1-12 e-ISSN: 2278-5736.
  • Njeru, C. W., Mwangi, I. W., Wanjau, R. N., Kiriro, G. N., & Mbugua, G. W. (2020). Determination of Colour and Total Viable Counts in Fresh and Charcoal Flue Gases Treated Beef Using Digital Colour Meter. International Journal of Scientific Research in Science, Engineering and Technology Print ISSN: 2395-1990 | Online ISSN : 2394-4099 ( doi : 2
  • Masimba Tapera, Ruth Wanjau, Alex K. Machocho and Pamhidzai Dzomba (2020). Use of Polyphenol Extracts from Dioscorea steriscus and Plecranthus esculentus N.E.Br Tubers to Curb Oxidative Deterioration of Sunflower Oil. South Asian Research Journal of Natural Products 3(1): 18-28, 2020; Article no.SARJNP.55089
  • Tapera, M., Wanjau, R., Dzomba, P., Machocho, A. K., &. Mburu, J. (2020). Phytochemical study to validate the ethnobotanical importance of Dioscorea steriscus tubers obtained from Zimbabwe, STED Journal, 2(1), 1-10. DOI: 10.7251/STED2002001T
  • Isaac Mwangi,·Gerald Mbugua, Ruth Wanjau, Swaleh Sauda, Titus Msagati, Jane Catherine Ngila (2019). Removal of Fluoride Ions in Stored Drinking Water by Triethylamine Chemically Modified Polyethylene Containers. International Journal of Environmental Research 13:175–184
  • Isaac Mwangi, Grace Kiriro, Sauda Swaleh, Ruth Wanjau, Paul Mbugua, Jane Catherine Ngila (2018). Remediation of degraded soils with hydrogels from domestic animal wastes International Journal of Recycling of Organic Waste in Agriculture
  • Njoroge, P.W.,Mutembei P.K., Wachira, J. M. and Wanjau, R. (2014). Magnetic Concentration of Iron in Lateritic Soils from Kamahuha, Murang’a County, in Kenya using Carbon Monoxide Generated In-Situ International Journal of Scientific Engineering and Technology 3 (8): 1043-1046
  • Mathenge Scholastica Gatwiri1, Wanjau Ruth Nduta, Kenji Glaston Mwangi (2014). Sulfamethoxazole Residues in Vegetables Irrigated with Untreated Wastewater., J. Pharm. Biomed. Sci., 4(1)1-10.
  • Ngari FW, Wanjau RN, Njagi EN, Gikonyo NK (2014). Herbal Materials Used in Management of Oral Conditions in Nairobi, Kenya. Journal of Oral Health &Community Dentistry 8(1): 36-42
  • TM Kipngetich, RN Wanjau, NK Gikonyo, J Murungi, CK Nicholas (2014). Influence of Soil and Rain on the Levels of Inorganic Anions in Amaranth Leaves from Selected Parts of Kenya. Food Science and Quality Management 31, 12-20
  • Joyce G.N. Kithure, Ruth N Wanjau, Jane I Murungi., Caroline L. Thoruwa (2014). Analysis of Deltamethrin Residue Amounts Using HPLC in Some Vegetables Consumed in a Rural Area - Makuyu, Kenya The International Journal of Science & Technoledge (ISSN 2321 – 919X) 2(12):279-284.
  • Onyambu Z.M1., Nawiri, M.P., Kareru, P and Wanjau, R.N (2014). Levels of Selected Heavy Metals in Aloe vera Branded herbal Soaps sold in the Kenya Market. Kenya Chemical Society Volume 8: Issue 1, 98-102.


  1. KU Industrial and Analytical Club Seminar, 11th Oct. 2008.
  2. Kenyatta University/Makerere University Joint Post Graduate Seminar 9- 10th Sept, 2008 KU, AVU Hall
  3. The 20th International Conference on Education-Satellite Meeting at UON;
  4. The Relevance of Chemistryin a global Society. 11-12th Aug. 2008
  5. KCS Nairobi Chapter Seminar/Education Day, 30th Aug. 2008.-KU, AVU Hall
  6. National Science Congress Seminar and Competitions, Embu, Kangaru Girls’-5th-7th June, 2008
  7. Intellectual Property Rights, April 2008, KU, KENYA
  8. Pan Africa Chemistry (PAC) network; Biodiversity Conference (10-12 Sept. 2008), UON, Nairobi