Sulhadi Sulhadi
Jurusan Fisika, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Negeri Semarang Jalan Raya Sekaran Gunungpati, Semarang, Jawa Tengah 50229

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PEMANFAATAN LIMBAH UBI KAYU DARI SISA PENGOLAHAN TEPUNG TAPIOKA DI KECAMATAN MARGOYOSO KABUPATEN PATI MENJADI BAHAN ADSORBEN UNTUK PENJERNIH AIR Jotti Karunawan; Annisa Lidia Wati; Ita Rahmawati; Sulhadi Sulhadi; Aan Priyanto; Mahardika Prasetya Aji
PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) Vol 6 (2017): PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) SNF2017
Publisher : Program Studi Pendidikan Fisika dan Program Studi Fisika Universitas Negeri Jakarta, LPPM Universitas Negeri Jakarta, HFI Jakarta, HFI

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (268.761 KB) | DOI: 10.21009/03.SNF2017.02.ERE.06

Abstract

One of the central cassava production is located in Pati Regency Central Java. The high production of cassava is supported by cassava post-harvest and process it into tapioca flour. However, the problem arises during the production of tapioca flour from cassava. Waste materials which are produced from tapioca flour production pollute the environment. Charcoal (carbon material) has been produced from tapioca waste material production through pyrolysis process. The carbon performance is tested by analyzing its absorbance toward methylene blue solutions. The carbon performance testing shows that the absorption intensity of methylene blue decreased. This result indicates the absorption of methylene blue by carbon. The descent rate of methylene blue intensity is correspond to tho the addition of carbon mass. Carbon from cassava waste is effective as absorbent to reduce methylene blue textile waste. Keywords: Waste, Cassava, Pati district.