[PDF] Top 20 Indonesian Journal of Chemical Science

... composed of chitosan and fly ash wich was modified using cetyl trimetil ammonium bromide (CTAB and silane had been done ...consist of silica preparation from fly ash, modification of silica surface ... Lihat dokumen lengkap

... then added into the 10, 20, 30, 40, and 50 g/L glycerol media and then fermented for 24, 48, 72, and 6 h, then followed by centrifugated and solid phase was dried and weighed as a biomass. The filtrate was analyzed to ... Lihat dokumen lengkap

... Aplikasi zeolit dalam air sumur untuk keadaan maksimal dilakukan dengan cara memasukkan 0,125 gram zeolit kedalam 50 mL air sumur pada pH dan waktu kontak maksimal yang telah diperoleh p[r] ... Lihat dokumen lengkap

... exploration of sources of alternative fuels is necessary ...material of biodiesel production because this has not been utilized. Production of biodiesel by two in- situ stages method can lower ... Lihat dokumen lengkap

... characterization of addition of water hyacinth and aluminum powder (Al) based on coal fly ash has been ...variation of addition of water hyacinth and Al ...(w/w) of fly ash and 0-0.5 g ... Lihat dokumen lengkap

... Berdasarkan sifat fisik produk, dapat diketahui bahwa senyawa tersebut adalah etil p-metoksi sinamat, lebih lanjut dilakukan uji brominasi untuk mengetahui ikatan rangkap gugus aromatik [r] ... Lihat dokumen lengkap

... one. The result show that piper betle oil is more effective than its extract against S. mutans. to know the chemical component Piper betle oil analys by GC-MS while extract screen by fitochemical. Then piper betle ... Lihat dokumen lengkap

... Testing of protein analysis can be done by spectroscopic ...optimization of vibration spectrum measurement of protein samples using Fourier Transform Infra Red spectroscopy of FT-IR ... Lihat dokumen lengkap

... purpose of this study was to determine the activity of photosensitizers chlorophyllide against photoreduction ...mixture of acetone 80% and polyoxyethylene sorbitan monoleat 1% at 40  C temperature ... Lihat dokumen lengkap

... type of dye was contained in textile industry ...concentration of Congo Red in waste water is by photodegradation method using TiO 2 semiconductor ...Characteristics of catalyst were analyzed using ... Lihat dokumen lengkap

... synthesis of TiO 2 nanorod modified silica (TiO 2 -SiO 2 ) in order to know the effect of calcining temperature on TiO 2 -SiO 2 composite characteristics and to know the effect of composite mass ... Lihat dokumen lengkap

... use of heterogeneous catalysts in the form of natural zeolite can be a new alternative as a replacement homogeneous ...purpose of this study was to determine the effect of Natural Zeolite ... Lihat dokumen lengkap

... One of the instruments in the Biology laboratory of FMIPA UNNES is a digital analytical balance which has been used to weigh in the manufacture of solutions or samples, but almost never performed ... Lihat dokumen lengkap

... use of pumpkin peels (Curcubita sp) as a source of starch may reduce domestic waste ...properties of bioplastics and glycerol from biodiesel as the ...biodegradability of bioplastics glycerol ... Lihat dokumen lengkap

... Pada analisis menggunakan spektrofotometer Scanning Electron Microscope Energy Dispersive X-Ray (SEM-EDX) dilakukan preparasi sampel dengan memberikan lapisan emas- palladium pada permuk[r] ... Lihat dokumen lengkap

... Cause of the occurrence of pollution is the amount of wastewater that thrown away without processing beforehand or already processed but not up to ...time of electrolysis, pH, and distance ... Lihat dokumen lengkap

... use of pumpkin peels (Curcubita sp) as a source of starch may reduce domestic waste ...properties of bioplastics and glycerol from biodiesel as the ...biodegradability of bioplastics glycerol ... Lihat dokumen lengkap

... one of the districts in East Java, which has a wealth of oil and gas (oil and gas) precisely in Wonocolo ...process of petroleum mining there will be waste ...activity of microorganisms to ... Lihat dokumen lengkap

... synthesis of fuel cell membrane made from and a coal fly ash modified with CTAB has been ...purpose of this research is to know the influence of the length of time stirring and addition the ... Lihat dokumen lengkap

... type of fruit whose existence is abundant in ...activity of ethanol extract of mango leaves and flavonoid isolates against bacterial of Escherichia coli and Staphylococcus ...isolation ... Lihat dokumen lengkap