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Plasma Generator Design For Citarum River Water Purification and Sterilization After Initial Filterization Multi, Abdul; Purnomo, Agung Sigit; Wahyuningsih, Eko Sri
International Journal of Advanced Multidisciplinary Vol. 4 No. 1 (2025): International Journal of Advanced Multidisciplinary (April-June 2025)
Publisher : Green Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.38035/ijam.v4i1.960

Abstract

Mountain water is the main raw material in drinking water depots and water from drinking water companies is known as healthy water and good for consumption, people think this water is the best, while the population, costs increase every year, and transportation terrain is increasingly difficult, how long can this condition last. River water and soil that are properly processed, namely filtration and ozone disinfection, can be a substitute for mountain water, by designing, creating, and implementing appropriate technology to process river water and soil so that it is suitable for consumption. Plasma Generator is a tool for producing Ozone, which is used as a strong disinfectant and without residue in water. This tool uses a spiral cylinder electrode method with Dielectric Barrier Discharge (DBD). Corona release occurs between high voltage electrodes of 13.28 kV from a distance between electrodes of 0.5 mm, capable of producing ozone that can purify dirty water and sterilize water containing E. coli bacteria.
KUALITAS MIKROBIOLOGIS ES BATU BALOK BERDASARKAN CEMARAN BAKTERI Coliform DAN Salmonella sp DI WILAYAH KARANGPAWITAN, KARAWANG Agustina, Putri; Risna, Kamelia; Wahyuningsih, Eko Sri; Gunarti, Neni Sri; Fikayuniar, Lia
Jurnal Buana Farma Vol 5 No 4 (2025): Jurnal Buana Farma
Publisher : Fakultas Farmasi Universitas Buana Perjuangan Karawang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36805/jbf.v5i4.1571

Abstract

The cold temperature of ice cubes leads people to assume that ice cubes are safe for consumption without having to consider their type and quality. In reality, the cold temperature only weakens the bacteria in the ice cubes. Ice cube samples in this study were taken from the Karangpawitan area, because this area is one of the areas with many ice cube distributors, is busy, and is one of the culinary destinations for Karawang residents. The purpose of this study was to determine the quality of block ice cubes based on contamination by Coliform and Salmonella This research method includes qualitative research with an experimental approach, using the MPN test for Coliform and SSA media and gram staining for Salmonella Results from the Pondok Bogor and Kepuh locations showed positive block ice cube samples for Coliform bacteria. The Nagasari location for block ice cubes and plastic packaging tested positive for Coliform bacteria and negative for Salmonella The conclusion of this study is that the block ice cubes in the Karangpawitan area have quite high bacterial contamination. Positive results indicate that they do not meet the quality requirements based on Permenkes No. 492/Menkes/Per/IV/2010, which is >0/100 mL