CD Skripsi
Pengolahan Air Gambut Pasca Koagulasi Menggunakan Adsorben Arang Cangkang Biji Karet (Havea Brasiliensis): Pengaruh Dosis Adsorben Dan Waktu Adsorpsi
Rubber seed shells (Havea brasilliensis) contain fiber and various carbon compounds such as cellulose, hemicellulose and lignin which are potentially used as adsorbents. In this study, rubber ore shell (ACBK) adsorbent was carbonized at 500 ° C for 15 minutes. The charcoal produced was characterized to determine water content, ash content, functional groups (FTIR), surface area analysis (BET) and surface morphology (SEM). The characterization results show that ACBK has a water content of 0.97%; and ash content of 1,4%, an O-H group, C=C, C=O and aliphatic C-H rubber seed shell charcoal has a surface area of 187,094 m2/g, a pore diameter of 39,001 Å and a total pore volume of 0,18240 cm3/g. ACBK was applied for post-coagulation peat water treatment with variations of mass of adsorbent (0,5; 1,0; 1,5; 2,0 g) and contact time (15, 30, 60 and 90 minutes). Post adsorption peat water was analysed based on odor, pH, color, turbidity, organic matter, TSS and TDS. The best condition of peat water after adsorption was obtained at dose of 1,5 g and contact time of 15 minutes (A15-1,5) with a percentage of color removal of 89,08%, turbidity of 84,77%, organic matter 58,55% and TSS 92,4%. ACBK has been able to improve the parameters of odor, turbidity, TSS and TDS in accordance with PERMENKES No.416/MENKES/PER/IX/1990 regarding requirements and water quality control.
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