The objective of this study was to investigate the feasibility of the novel cationic modified flocculant removing harmful. Algal cells. The graft between CP and a cationic quaternary ammonium monomer N - (3chloro-2-hydroxypropyl) trimethyl ammonium. Chloride (CHPTAC) was illustrated by using, elemental analysis Fourier-transform infrared (FTIR) and scanning electron microscope. (SEM).
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