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Mechanical Strength of Polystyrene-Starch Polyblend Using Jatropha Oil Epoxide PlasticizersSifat Mekanis Polipaduan Polistirena-Pati Menggunakan Zat Pemlastis Epoksida Minyak Jarak Pagar
(2010)
Polyblend is a physical mix between two or more polymers resulting in different properties to get degradable polymer and better mechanical properties. Starch is degradable polymer, but polystyrene is synthetic polymer which ...
Methanol Pervaporation Using Cellulose Acetate/Polyvinyl Pyrrolidone Membrane and Sodium Dodecyl SulfatePervaporasi Metanol Menggunakan Membran Selulosa Asetat/Polivinil Pirolidon dan Natrium Dosesil Sulfat
(2010)
Pervaporation membrane is one of alternative methods to purify methanol. Performance of the pervaporation is affected by its characteristics. Phase inversion technique was used for preparing the membrane. The membrane was ...
Alkaloid Extract from Crown of God Fruit as α-Glucosidase InhibitorSenyawa Golongan Alkaloid Ekstrak Buah Mahkota Dewa sebagai Inhibitor α-Glukosidase
(2010)
The crown of God Fruit is believed to cure diabetes mellitus. The objective of this study is to investigate the highest inhibitory activity of α-glucosidase from alkaloid extract of the fruit by in vitro method. Three ...
Slow Release of Dissolved N-Urea as NH4+ and NO3- Following Activated Carbon Application in Andisols SoilSlow Release N-Urea dalam Bentuk NH4+ dan NO3- setelah Aplikasi Arang Aktif pada Tanah Andisol
(2010)
Urea is fertilizer that has low efficiency absorption in soil-plant system, which is about 30-50%. This is due to highly hygroscopic nature of urea that made urea dissolve easily into groundwater as nitrate when it applied ...
Composite Membrane of Cellulose Acetate- Polystyrene Affected by Sodium Dodecyl Sulphate (SDS) and TemperatureMembran Komposit Selulosa Asetat-Polistirena Akibat Pengaruh SDS Dan Suhu
(2010)
Nanopore membrane cellulose acetate-polystyrene with SDS as porogen, can be utilized as a filter in seawater desalination process. Nanopore membrane CA-PS was prepared under reverse phase method. The process was started ...
Antioxidant Activity of The Most Active Fraction of Tamarind Fruits and LeavesAktivitas Antioksidan Fraksi Teraktif Buah dan Daun Asam
(2010)
Tamarind plant (Tamarindus indica) contain tannins, flavonoids, and saponins which are usually have antioxidant activity. The purpose of this study was to determine antioxidant activity and total phenolic content of the ...
Optimization for Extraction of Sinensetin from Kumis Kucing Leaves (Orthosiphon aristatus).Optimisasi Ekstraksi Sinensetin dari Daun Kumis Kucing
(2010)
Kumis kucing (Orthosipon aristatus) is a medicinal plant containing sinensetin which is potential as antioxidant, antibacterial, and has diuretic activity. Because of the benefits of sinensetin, optimization for extraction ...
Fractionation of Active Components from Curcuma xanthorrhiza Essential Oil as Aromatherapy for Antiobesity Using In Vivo Analysis
(2010)
The objectives of this research are to separate constituents of temulawak (Curcuma xanthorrhiza) essential oil and to evaluate their active components as aromatherapy for antiobesity using in vivo analysis. Fractionation ...
Determination of Curcuminoid Content in Turmeric with Derivative SpectrophotometryPenentuan Kadar Kurkuminoid dalam Kunyit dengan Spektrofotometri Derivatif
(2010)
Indonesia as one of agricultural countries has various kinds of plant than can be used for pharmaceutical product, including turmeric that contains curcuminoid compound. Curcuminoid has efficacy as an antihepatoxic, ...
Biodegradation of Heavy Oil Waste using Single and Mixed Isolates with Linear Alkyl Benzene Sulphonate AdditionBiodegradasi Limbah Minyak Berat Menggunakan Isolat Tunggal dan Campuran dengan Tambahan Alkilbenzena Sulfonat Linear
(2010)
Oil spill incident in petroleum industry is inevitability event that caused environmental pollution. Bioremediation is one of the safe methods to handle petroleum polluted environment using bacterial activity. Bacterial ...