Browsing A - Mathematics and Natural Sciences by Author "Yusuf, Bohari"
Now showing items 1-5 of 5
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Arsenic Speciation in Soils in the Vicinity of a Copper Smelter in Pirdop
Yusuf, Bohari (Journal Bulgarian Cemistry and Industr, 2007-12-30) -
Mercury Exposure in the Scalp Hair of Malahing Residents, Bontang, East Kalimantan
Gunawan, Yuli; Yusuf, Bohari; Kartika, Rudi (2020)Research on mercury exposure in the scalp hair of Malahing Village residents has been done. They consume fish in their daily lives so they are potentially exposed to mercury. The total mercury content in their scalp hair ... -
Pemanfaatan Cangkang Biji Aren (Arenga pinnata) untuk Arang Aktif Sebagai Adrorben terhadap Penurunan Fenol
Jogi P., Simamora; Yusuf, Bohari; S. Panggabean, Aman (Jurusan Kimia Universitas Mulawarman, 2013-11-16)The Research about utilization of Palm Kernel Shell (Arenga pinnata) for Activet Carbon as Adsorbent for Phenol Rediction has been done. The research own to know then influence of pH, contact time and the optimum of ... -
Pemanfaatan limbah tongkol jagung (Zea mays L.) sebagai arang aktif dalam menurunkan kadar amonia, nitrit dan nitrat pada limbah cair industri tahu menggunakan teknik celup
Amin, Azwar; Sitorus, Saibun; Yusuf, Bohari (Jurnal Kimia Mulawarman, 2016-05)ABSTRACT : A research about utilization of waste corncob (Zea may L.) as active charcoal in reduction ammonia, nitrite and nitrate levels on industrial tofu liquid waste using dye technique have been researched. The purpose ... -
Perbandingan Metode Pengocokan, Aliran dan Pencelupan pada Adsorpsi Besi (III) oleh Kitin dari Cangkang Kepiting (Scylla serata)
Yusuf, Bohari (Jurnal Kimia Mulawarman, 2007-11-16)Comparitation of Shake Methods, Flow Methods, and Dye Methods on Adsorption of iron (III) by Chitin from Crabshell (Scylla serrata) has been done. Parameters on the research each mass of kitin and duration of Interaction, ...