Browsing Chemistry by Title
Now showing items 38-57 of 142
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Fosfatisasi kalsium karbonat cangkang telur ayam dan kajiannya pada proses adsorpsi logam timbal
(2013-04-04)Fosfatisasi merupakan teknik lImlim lIntuk mereaksikall fosfat dellgan kalsium dalam pembllatan senyawaan apatit. Cangkang telur ayam dapat digllnakan sebagai slimber kalsium untllk menghasilkan kalsium karbonat dan senyawaan ... -
Fraksinasi fosforus pada sedimen di bagian litoral Danau Matano, Sulawesi Selatan
(2013-04-23)Senyawaan Fosforus di sedimen dapat berperan sebagai pemasok internal terhadap badan air danau itu sendiri. Salah satu analisis untuk mengetahui bentuk senyawa fosforus yang akan terlepas atau tetap terikat yaitu dengan ... -
GC-MS and NMR Analysis of ethyl-p-methoxycinnamate Isolated from Kaempferia galanga L Using Distillation Method
(2012-11-22)The purpose of this research were to isolate and analyze ethyl-p-methoxycinnamate which is the main component of Kaempferia galanga L. Volatile oil of K. galanga L obtained by distilled fresh rhizom using simple distillation ... -
GC-MS and NMR Analysis of ethyl-p-methoxycinnamte Isolated from Kaempferia galanga L Using Distillation Method
(2013-01-23)The purposes of this research were to isolate and analyze ethyl-p-methoxycinnamate which is the main component of Kaempferia galanga L. Volatile oil of K. galanga L obtained by distilled fresh rhizome using simple distillation ... -
High performance liquid chromatography profile of tempuyung Sonchus arvensis L. extract and its toxicity to artemia salina
(2013-05-08)Tempuyung (Sonchus arvensis) is one of herbal plant which has anticancer potency. The aim of this research were the investigation on anticancer potency of tempuyung based on its toxicity against Artemia salina and to obtain ... -
Identifikasi Senyawa Bioaktif Antifeedant dari Asap Cair Hasil Pirolisis Sampah Organik Perkotaan
(2013-07-10)The research aims to identify antifeedant bioactive substance in liquid smoke derived from pyrolisis oforganic municipal waste. Samples were pyrolyzed in drum reactor at 505"C for five hours to produce char and conden~ed ... -
In vitro determination of antioxidant activity of extracts of mahkota dewa, temu putih, sambiloto and keladi tikus
(2013-04-03)'vfahkota dewa (Phaleria macrocarpa, Boer!), lemu pUlih (Curcuma zeodaria), sambilolo (Andrographl:~ panteu/ala, Nees) , and Ice/adi lilcus (Typhonium/lagelliji)rme) are medicinal plants that have potency as antioxidant ... -
Indeks Massa Tubuh dan Morfometri Monyet Ekor Panjang (Macaca facicularis) di Bali
(2006)A study to determine the body mass index and the morphometry of wild long-tailed macaques was carried out in Sangeh, Aka Wton, Ubud, Pulaki and Bukit Gumang. The macaques were anaesthetized intramuscularly with combined ... -
Inhibisi ekstrak air dan etanol sambiloto (Andrographis paniculata [Burm.f.] Nees) terhadap aktivitas enzim tirosin kinase secara in vitro
(2013-04-03)Enzim tirosin kinase merupakan enzim pengatur pertumbuhan sel-sel dalam tubuh. Aktivitas berlebihan dari enzim ini akan menyebabkan pertumbuhan sel menjadi tidak tekendali dan dapat memicu pertumbuhan sel-sel kanker. ... -
Inhibisi Ekstrak Etanol Physalis angulata L., Pluchea indica L., dan Imperata cylindrica L. secara in Vitro terhadap Enzim Pengonversi Angiotensin (ACE) sebagai Antihipertensi
(2022)Hipertensi adalah suatu kondisi peningkatan tekanan darah yang tidak normal, baik tekanan darah sistolik maupun diastolik. Hal ini mengakibatkan peningkatan angka kesakitan dan kematian. Hipertensi dapat diobati dengan ... -
Isolasi dan Identifikasi Golongan Flavonoid Daun Dandang Gendis (Clinacanthus nutans) Berpotensi sebagai Antioksidan
(2013-04-29)Isolasi dan identifikasi golongan flavonoid dalam penelitian ini diawali dengan mengesktrak serbuk daun dan dang gendis (Clinacanthus nutans) dengan pelarut etanol 70%. Teknik ekstraksi yang digunakan adalah maserasi. ... -
Isolasi dan Karakterisasi Dekstransukrase dari Isolat Bakteri Batang Tebu
(2001)Dextransucrase is a glucasyltransferase that catalyzes the transfer of an alpha-D-glucopyranosyl group from sucrose to dextran and releasing the fructose. Enzyme activity was determined by measuring the initial reaction ... -
Isolasi Kitin Dan Senyawaan Kimia Dari Limbah Udang Windu (Penaeus monoclon)
(2010)The isolation of chitin and analysis of chemical compounds from prawn (Penaelrs tnottodon) head and shell waste was done according to the Hong K. No method (1989). The result of proximate analysis indicate 90,38% protein. ... -
Isolasi, Identifikasi, dan Karakterisasi Alkaloid dari Kulit Johar (Cassia siamea Lamk.)
(2010)This purpose of this research is to idate, to identify and to chmtirlze the content of alkaloid of the bark of Cassia sigmea Lamk. The bark of Cassia is used traditionally for curing the disturbancy of stomach and purgative ... -
KAJIAN PENGGUNAAN ASAM OLEAT DAN TEKNIK HIDROTERMAL PADA SINTESIS NANOKRISTAL MAGNETIT
(2013-06-14)The study was to synthesize and characterize magnetite nanocrystal. Magnetite powder was synthesized using hydrothermal technique from FeSO4 as precursor and sodium hydroxide as the base sources. Characterization of the ... -
Karakterisasi Kompos Hasil Dekomposisi Sampah Organik Perkotaan dengan Biodekomposer EM4, Orgadec dan Biodek
(2013-07-12)The research is to examine characterization of compo~t on the production of municipal organic waste decomposition with biodecomposer of EM4, Orgadec, and Siodek. This organic waste was chopped, ther:l it was mixed with ... -
Kinetika Produksi L-Lisin Dalam "Kultur Fed-Batch" Menggunakan Strain Brevibacterium Lactofermentum
(2010)Parameter kinetika produksi L-lisin secara mikrobial dalam "kultur fed-batch" menggunakan strain Brevibacterilitn lrrctofen?tentum (BL-1 M44 dan BL-1 M76) telah ditentukan. Fermentasi dilakukan menggunakan fermentor LH ... -
Kompleks Besi (II) – 1, 10 Fenantrolin Sebagai Alternatif Pengganti Metilen Biru Dalam Penentuan Kadar Detergen Anionik
(2010)The iron (11) - 1,10 phenantroline complex has been examined as an extracting cation for determination of anionic detergents standards. The form of complex was very stable and could quantitatively extracted the anionic ...