CD Skripsi
Pengaruh Kecepatan Pengadukan Dan Ukuran Partikel Adsorben Tanah Gambut Dalam Penyisihan Zat Organik, Besi (Fe) Dan Ph Pada Air Gambut
ABSTRACT
Riau is a source of water for peaty areas or generally shallow swamp areas with
brown water, high levels of humic acid, organic matter and iron. This study aims
to determine the effect of stirring speed and particle size of peat soil adsorbent on
the efficiency of removing organic substances, metals (Fe) and pH in peat water.
The experiment was carried out by adsorption with a contact time of 2 hours by
varying the particle size, namely 60, 80 and 100 mesh, stirring speed of 100, 150
and 200 rpm. While the fixed variables are 10% phosphoric acid activator, 300°C
temperature and 10 gram mass. The concentration of organic matter removal was
57.2 mg/L with a percentage of 80.92%, metal (Fe) removal of 0.533 mg/L with a
percentage of 86.57% at a particle size of 100 mesh and a stirring speed of 200
rpm while the pH was 7 with a particle size of 100 mes
h and a stirring speed of 100 rpm. The adsorption capacity of peat water on
organic matter was 24,27 mg/gr and iron (Fe) was 0,343 mg/gr at a particle size
of 100 mesh and agitation speed of 200 rpm for 2 hours
Keywords : Peat Water, Peat Soil, Adsorption, Removal Efficiency, Adsorption
Capacity
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