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Now showing items 61-70 of 110
Fase Diam Selulosa Benzoat dari Ampas Sagu Non-Serabut untuk Pemisahan Senyawa Aktif Temu LawakCellulose Benzoate Stationary Phase from Non-Fiber Sago Waste for Separation of Java Turmeric Active Components.
(2012)
Processing of sago in Indonesia produce starch as main product as well as sago waste residues. Sago waste residues consist of fiber and non fiber fractions. This research used non fiber sago waste to be isolated for the ...
Optimisasi Adsorpsi Biru Metilena oleh Alofan dan Nanokomposit Alofan-TiO2 serta Uji Fotokatalisisnya
(2012)
Allophane is a natural clay mineral with high adsorption capacity. This mineral often found in volcanic soil. Indonesia is one of the countries with many active volcanoes, so the probability to find the type of mineral is ...
Developing Paste Carbon Electrode Modified Zeolite and Zeolite-acetylpiridin as Chromium(III) Ion Selective ElectrodePembuatan Elektrode Pasta Karbon Termodifikasi Zeolit dan Zeolit-Asetilpiridin sebagai Elektrode Selekif Ion Kromium(III)
(IPB ( Bogor Agricultural University ), 2012)
One way to increase the sensitivity in measurement of chromium(III) by voltammetry is by modifying the surface of the working electrode. Zeolite of Cikembar 325 mesh was been modified with 2-acetylpiridin and used it to ...
Pencirian Minyak Sereh Wangi Mahapengiri (Cymbopogon winteranus Jowitt) Klon G1, G2, dan G3 Menggunakan Kromatograf Gas-Spektrometer Massa
(2012)
Citronellal (Cymbopogon sp) oil is one of the Indonesia's essential oils export commodities. To maintain export quality, in 1989 three types of mahapengiri citronellal (C. winteranus Jowitt) G1, G2, and G3 superior clones ...
Quantification of Organic Impurity Compounds in Biethanol ProductKuantifikasi Senyawa Pengotor Organik pada Produk Bioetanol
(IPB ( Bogor Agricultural University ), 2012)
One effort in decreasing petroleum consumption is using gasohol. Gasohol is one of biofuel which is a mixture of gasoline and bioethanol. Gasohol quality is controlled by reference material which is now in developing ...
Isolasi Selulosa Ampas Sagu dengan Delignifikasi Menggunakan Hidrogen Peroksida
(2012)
Isolation of cellulose from sago waste has been successfully performed in this research. Through several steps, namely removal of extractive compounds, removal of starch, and removal of hemicellulose. The starch removal ...
Pelepasan Ibuprofen dari Mikrokapsul Tersalut Paduan Lilin Lebah dan Poli(asam laktat) Secara In Vitro
(2012)
Ibuprofen as an anti-inflammatory drug has a short elimination rate which can causes gastric irritation. Microencapsulation technique can be used to overcome these problems and provide a better therapeutic efficacy through ...
Mikroenkapsulasi Ibuprofen Tersalut Poli(asamlaktat)-Lilin Lebah dengan Pengemulsi Poli(vinil alkohol)Microencapsulation of Ibuprofen Coated by Poly(lactic acid)-Beeswax and Poly(vinyl alcohol) as Emulsifier.
(2012)
Uniform drug distribution in drug delivery systems improves effective absorption of the drug and reduces the risk of irritation. Mikroencapsulation is a way to modify the release of drug so it can reduce or eliminate adverse ...
Isolasi Senyawa Fenolik Aktif sebagai Antioksidan dari Daun Dandang Gendis (Clinachantus nutans)Isolation of Phenolic Active Compounds as Antioxidant from Dandang Gendis (Clinachantus nutans) Leaves.
(2012)
The leaves of dandang gendis (Clinacanthus nutans) is one of the medicinal plants that have potency as antioxidant. The purpose of this study is to isolate some bioactive compounds from the plant which belongs to Acantaceae ...
Characterization of Zeolites-Iron Modified Carbon Paste Electrode as a Detection Medium for Chromium(VI)Pencirian Elektrode Pasta Karbon Termodifikasi Zeolit-Besi sebagai Media Deteksi Kromium(VI)
(IPB ( Bogor Agricultural University ), 2012)
Chromium exists in the environment especially in two stable species, namely Cr(III) and Cr(VI). Cr(VI) has a higher toxicity than Cr(III). The existing determination method could not distinguish the two species of chromium. ...