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    • Preparation of Zeolite A from Coal Fly Ash as Adsorbent for Ni(II) and Zn(II) 

      Putri, Dania Larasati Laksana | Soebrata, Betty Marita | Mulijani, Sri (2012)
      Fly ash is waste of coal that can be converted into zeolite. Zeolite A was synthesized from fly ash by fusion of NaOH:fly ash, namely 0.8:1, 1:1, 1.2:1, and 1.4:1 at fusion temperature and reaction time of 450, 550, and ...