Browsing Faculty of Engineering, Built Environment & Design (FEng / FBD) by Author "Njoroge, BN"

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    • Ammonia removal from an aqueous solution by the use of a natural zeolite 

      Njoroge, BN; Mwamachi, Slade Gilbert (College of Architecture and Engineering, 2004)
      A series of batch experiments were conducted to ascertain the ability of a natural zeolite (a crystalline aluminosilicate) to remove ammonia from synthetic wastewater samples composed of ammonium hydroxide (NH4OH). The ...

    • B.N.K. Njoroge and J. K. Wairuri 

      Wairuri, J. K.; Njoroge, BN (College of Architecture and Engineering, 2002)
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    • Potential of Softwood and hardwood sawdust in removal of Congo Red dye from wastewater 

      Wairuri, J. K.; Njoroge, BN (College of Architecture and Engineering, 2002)
      The potential for ground charcoal for synthetic dye removal was investigated in a series of batch experiments. Ground charcoal from black wattle tree was used to remove a synthetic dye, Congo red from water through sorption. ...

    • Removal of colouration from Textile wastewaters 

      Njoroge, BN; Githere, P.G. (College of Architecture and Engineering, 2002)
      This study investigated the effectiveness of three physical-chemical methods namely; pH adjustment, precipitation with alum and the use of polyelectrolytes. In the treatment of diary wastewater from Brookeside milk processing ...