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Now showing items 11-20 of 110
Pembuatan Arang Aktif dari Kulit Biji Kepuh (Sterculia foetida) sebagai Adsorben Sulfur Dalam SolarPreparation of Actived Charcoal from Seed Skin of Wild Almond (Sterculia foetida) as an Adsorbent Sulfur in Diesel Fuel.
(2012)
Sulfur in diesel fuel can result in air pollution and damage to vehicle engines. Sulfur in diesel fuel can be decreased by adsorption using activated charcoal prepared from seed skin of wild almond (Sterculia foetida). The ...
Activity and stability of glucose biosensor based on Escherichia coli immobilized on zeolite-glutaraldehydeAktivitas dan stabilitas biosensor glukosa berbasis Escherichia coli yang diimobilisasi pada zeolit-glutaraldehida
(IPB ( Bogor Agricultural University ), 2012)
Glucose biosensor based on Escherichia coli have been developed recently. Despite of some drawbacks, such as the activity of glucose dehydrogenase (GDH) and the lower electrode stability. The use of zeolite in biosensors ...
Uji kinerja spektrofotometer ultraviolet-tampak berkas ganda terhadap pengukuran ambroksol HCI pada tablet Eskpektoran
(2012)
Performance test of double beam ultraviolet-visible (UV-Vis)Spectrophotometer on ambroxol HCI, measurement in expectorant table inculded two steps. The first test included wavelength accuracy, stray light, resolution, ...
Membran Polistirena Tersulfonasi untuk Aplikasi pada Microbial Fuel Cell
(2012)
Microbial fuel cell (MFC) is a major type of bielectrochemical system that converts biomass spontaneously into electricity through the activity of microorganisms. The sulfonated polystyrene (PSS) membrane can be used as a ...
Uji Toksisitas Ekstrak Etil Asetat Teraktif Daun Dandang Gendis (Clinacanthus nutans) Menggunakan Uji Letalitas Larva Udang
(2012)
Dandang gendis (Clinacanthus nutans) is a medical herb commonly used as a traditional medicine as antimalarial and antidiabetic. This study was started with maceration of the dried leaves of dandang gendis with ethanol,and ...
Pencirian Plastik Antioksidan Paduan Poli(asam laktat)-Lilin Lebah dengan Penambahan Pemlastis Polietilena Glikol
(2012)
The use of conventional plastics for packaging food has caused environmental and health problems. Antioxidant plastic poly(lactic acid) (PLA) and beeswax blend with polyethylene glycol addition as plasticizer can be a ...
Isolasi dan Pemurnian Xantorizol dari Temu Lawak (Curcuma xanthorrhiza Roxb.)
(2012)
Xanthorrhizol is the main active component in the essential oil of temu lawak (Curcuma xanthorriza Roxb.). Xanthorrhizol has antifungal, antibacterial, antioxidant, and anti-inflammatory activities. Xanthorrhizol is isolated ...
Sintesis dan Karakterisasi Membran Polistirena Terfluorinasi untuk nnnnnnnDirect Methanol Fuel Cell
(2012)
One of common energy resources is direct methanol fuel cell (DMFC), which use methanol as fuel. The important component in DMFC is proton exchange membrane. The study used fluorinated polystyrene membrane (PSf) as proton ...
Potensi Pelepah Temulawak (Curcuma xanthorriza) sebagai Antikanker dan Antioksidan
(2012)
The study aimed to evaluate the potency of temulawak (Curcuma xanthorrhiza) stem as anticancer by brine shrimp lethality test (BSLT) and antioxidant by 2,2-diphenyl-1-picrylhydrazyl (DPPH) assays. The stem of temulawak ...
Sintesis Krisin dari Floroglusinol
(2012)
Flavone is a class of flavonoid, widely distributed in vascular plants. Flavones containing hydroxyl groups at 5 and 7 position are quite important regarding their biological activities and their abiquity in nature. Flavone ...