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AKTIVITAS OKSIDA GRAFENA TERSULFONASI (S-GO) YANG DIPREPARASI DARI TEMPURUNG …
Tempurung kelapa merupakan sisa biomassa yang terdiri dari lignin, selulosa dan hemiselulosa, memiliki potensi sebagai bahan baku dalam sintesis oksida grafena tersulfonasi (S-GO). S-GO disintesis menggunakan metode Hummer dengan asam sulfat sebagai agen sulfonasi. Hasil sintesis meliputi grafit, oksida grafena, dan oksida grafena yang telah tersulfonasi. Karakterisasi FTIR digunakan untuk meng…
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- xx, 51 hlm.; Ilus.; 21 cm
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- T1262522023
TEORI DAN APLIKASI Polymerase Chain Reaction; Panduan eksperimen PCR untuk me…
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- 1
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- 979-763-307-1
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- x, 246hlm.;ilus.; tab.; 23cm
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- -
- Call Number
- 541.393 Yuw t
PENENTUAN KADAR FENOLIK DAN FLAVONOID TOTAL, UJI ANTIOKSIDAN, DAN ANALISIS SE…
Fagraea fragrans is a plant commonly found in Sumatera island. Several studies reported that F. fragrans has various pharmacological activities indicating the presence of active compounds in this plant, such as phenolics dan flavonoids. Hence, This study aims to estimate the total phenolic and flavonoid content, determine the antioxidant activity, and identify the compounds with LC-MS. The rese…
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- xviii, 64 hlm.; Ilus.; 21 cm
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- T939722023
SKIRINING SENYAWA ANTIOKSIDAN DARI FRAKSI ETIL ASETAT DAUN TUMBUHAN SUNGKAI (…
Sungkai belongs to the Lamiaceae famili with the latin name Peronema canescens Jack. Sungkai leaves have traditionally been used as a medicine to increase the body’s immune system. Its efficacy as an immune system drug is related to the presence of antioxidant. The aims of this research to determine the antioxidant activity of the ethyl acetate fraction of sungkai leaves (P. canescens Jack.) …
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- xiv, 61 hlm.; Ilus.; 21 cm
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- T1060092023
PENENTUAN KADAR FENOLIK DAN FLAVONOID TOTAL SERTA METIL GALAT DARI FRAKSI ETI…
Ludwigia octovalvis belongs to Ludwigia genus from family of Onagraceae. Some bioactivities from extract of this plant had been reported such as antioxidant and antidiabetic. The antioxidant activity from the leaves and stem of L. octovalvis extract have been reported. Previous studies have been successfully isolated methyl gallate and quercetin from L. octovalvis fruit.Meanwhile, the antioxida…
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- xvii, 74 hlm.; ilus.; 21 cm
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- T857592023
PENGARUH VARIASI JUMLAH PLAT ELEKTRODA TERHADAP PEMECAHAN EMULSI SANTAN PADA …
VCO is an oil obtained from fresh old coconut flesh squeezed with or without the addition of water, without heating, or by heating less than 60°C. The main component of VCO is medium-chain fatty acids, especially lauric acid. Over time, there have been various technologies for making VCO, but pre-existing methods still have weaknesses, namely that the yield produced is still low and the qualit…
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- xxii, 54 hlm.; ilus.; 21 cm
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- T1259382023
PENGARUH WAKTU ELEKTROLISIS PADA PEMBUATAN VIRGIN COCONUT OIL (VCO) DAN ANALI…
Virgin coconut oil adalah minyak yang dihasilkan dari pati kelapa yang telah diproses secara higienis dan tanpa pemurnian kimia, sehingga kandungan yang penting dalam minyak tetap dipertahankan. VCO umumnya dibuat dengan menggunakan dua metode diantaranya metode kering dan metode basah. Salah satu pembuatan VCO dengan metode basah adalah elektrolisis. Metode elektrolisis dilakukan dengan mengal…
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- xvii, 63 hlm.; ilus.; 21 cm
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- T1262542023
VALIDASI METODE ANALISIS NIKOTIN DALAM ASI IBU PEROKOK PASIF MENGGUNAKAN METO…
Ibu menyusui yang terpapar asap rokok dapat terkontaminasi nikotin, terutama pada ASI yang dihasilkan oleh Ibu menyusui. Penelitian ini bertujuan untuk memvalidasi metode analisis kadar nikotin dalam ASI dengan metode GLC serta menentukan dan membandingkan kadar nikotin dalam ASI ibu perokok pasif yang sedang menyusui berdasarkan lamanya terpapar (1-15 tahun). Validasi metode dilakukan dengan m…
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- xiv, 55 hlm.; ilus.; 21 cm
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- T1264302023
AKTIVITAS ANTIOKSIDAN DARI FRAKSI ETIL ASETAT RANTING TUMBUHAN RUKAM (FLACOUR…
Flacourtia rukam is one of the traditional medicinal plants used in the treatment of various diseases. The disease can be caused by various factors, one of which is due to free radicals. Antioxidant compounds are scientifically known to be able to inhibit free radicals. This research was conducted to test the antioxidant activity of the ethyl acetate fraction of F. Rukam twigs. The extraction u…
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- xv, 53 hlm.; ilus.; 21 cm
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- T860492023
UJI AKTIVITAS ANTIOKSIDAN DAN ANTIKOLESTEROL EKSTRAK KULIT BATANG SEMPRAWANG …
Semprawang (Dillenia ochreata) is a plant that belongs to the Dilleniaceae family. D. ochreata is empirically used by the Musi as a cure for scabies. Information about the activity of D.ochreata is still very limited. The purpose of this study was to determine the antioxidant and anticholesterol activity of the stem bark of Semprawang (Dillenia ochreata). The extraction method used is the maser…
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- xviii, 34 hlm.; ilus.; 29 cm
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- T730462022
ISOLASI SENYAWA METABOLIT SEKUNDER DARI EKSTRAK N-HEKSANA BATANG TUMBUHAN BRO…
Isolation of secondary metabolite from n-hexane extract of the stem of Tinospora crispa had been done. The extraction was done by maceration. The extract of n-hexane was separated and purified by chromatography column techniques. Antioxidant activity of the isolated compound was conducted by DPPH (1.1-diphenylpycryl hidrazyl) method with concentration variation of 1000, 500, 250, 125, 62.5, 31.…
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- xv, 40 hlm.; ill.; tab.; 28 cm.
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- T701652014
KARAKTERISTIK CAMPURAN BIODIESEL DARI MINYAK BIJI KETAPANG (Terminalia catapp…
It has been done the research about “The Characteristic Mixtures Biodiesel From Ketapang Seed Oil (Terminalia catappa Linn) With Solar Using NaOH Catalyst“. The purpose of research is to determine the optimum condition blending biodiesel from ketapang seed oil with solar. Biodiesel 0%, 5%, 15%, 25%, 35%, 45%, 55%, 65%, 75%, 85%, 95%, 100% which characterized by using method of ASTM (America…
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- xv, 41 hlm.; ill.; tab.; 28 cm.
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- T701912010
UJI AKTIVITAS ANTIOKSIDAN DAN IDENTIFIKASI METABOLIT SEKUNDER DAUN Calophyliu…
Isolation of flavonoid compound has been done from ethyl acetate fraction of Calophyllum pulcherrimum leaves. Extraction conducted by partition method using ethyl acetate and resulted compound was separated using chromatography technique. Product isolation is 11 mg yellow powder with melting point 281-282°C. 13C-NMR DEPT 135° dan DEPT 90° spectrum showed isolation compound have 27 atom carbo…
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- xii, 36 hlm.; ill.; tab.; 28 cm.
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- T702072010
KINETIKA REAKSI OKSIDASI MINYAK BIJI KETAPANG (Termanila catappa Linn) DAN PE…
It has been done the research kinetics of oxidation reactions ketapang seed oil (Terminal ia catappa Linn) and antioxidant effects of the addition BHT to the peroxide number. The purposes of the research were to define the influence of the addition of antioxidants BHT to long the storage, the kinetics of oxidation reactions ketapang seed oil, and determine the content of seed oil fatty acids ke…
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- xiv, 45 hlm.; ill.; tab.; 28 cm.
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- T660312009
PEMBUATAN ASAM-3-OKSOURSOLAT DAN ASAM-3-OKSO OLEANOLAT DARI TRITERPENOID BUAH…
Oxidation of the hydroxyl group (C-3 -OH) of ursolic acid [oleanolic acid], isolated from methanolic extract of tembesu fruit, had been done using Jones’ reagent (C1O3/H2SO4/H2O) in acetone with 40% yield. Spectrum data of ]H-NMR showed that the methine proton at C-3 position of the triterpenoids was no longer existed, and the analysis of mass spectrum showed that the oxidation products had m…
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- xv, 38 hlm.; ill.; tab.; 28 cm.
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- T666712014
ISOLASI SENYAWA FENOLAT DARI KULIT BATANG TUMBUHAN Garcinia sizygiifolia DAN …
The phenolic compound have been isolated and characterizated from ethyl acetate extract of stem bark of Garcinia sizygiifolia. The extraction was done by maseration. Separation and purification were done by column chromatography. The isolated compound was a yellow solids with melting point 243°C-245°C. The structure of this compound was determined based on spectral data including IR, UV, NMR …
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- xvi, 46 hlm.; ill.; tab.; 28 cm.
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- T655912013
PREPARASI DAN KARAKTERISASI NANOMATERIAL BERBASIS POLIOKSOMETALAT TIPE KEGGIN…
Preparation of nanomaterial based on polyoxometalate with Si02, Ti02, ZrOCl2 and TaCI to form nanomaterial H4[a-SiWi204o]-nH20-Si02, H4[a-SiWi2O40].nH2O-TiO2, H4[a-SiW,2O40].nH2O-ZrOCl2 and H4[a-SiWi2O40].nH2Ota has been carried out. Nanomaterials were characterized using FT-IR, XRD and SEM. The results of characterization show that nanomaterials ELt[a-SiWi204o].nH20-Si02 and nanomaterial from …
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- xviii, 48 hlm.; ill.; tab.; 28 cm.
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- T655342014
PENGARUH KOMPOSISI GLUKOSA DAN MONTMORILONIT TERHADAP SIFAT KATALIS KOMPOSIT …
The Influence Of Glucose Composition And Montmorilonite Toward The Caracteristic Of Composite Catalyst Montmorilonite Carbon Sulfonate Penelitian pengaruh komposisi glukosa dan montmorilonit terhadap sifat katalis komposit montmorilonit karbon sulfonat telah dilakukan. Katalis komposit montmorilonit karbon sulfonat (M-CS) dibuat dengan cara mencampurkan montmorilonit dan glukosa sampai homogen …
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- xi, 36 hlm.; ill.; tab.; 28 cm.
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- T655332014
PREPARASI DAN KARAKTERISASI KALSIUM OKSIDA DARI ANGKANG RAJUNGAN (Portunus pe…
Preparation of calcium oxide from Portunus pelagicus through thermal decomposition for 3 hours at various temperature 700 °C, 800 °C, 900 °C, 1000 °C, and 1100 °C. The calcium oxide from decomposition was carried out and characterized by X-Ray Diffractometer (XRD), FT-IR spectrophotometer and SEM-EDX analyses. The result of XRD show decomposition Portunus pelagicus at 1000 °C have diffrac…
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- xvii, 49 hlm.; ill.; tab.; 28 cm.
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- T655292014
STUDI REAKSI OKSIDASI SIKLOHEKSANON DENGAN KATALIS ZEOLIT ALAM DAN BENTONIT A…
Conversion of cyclohexanone to produce adipic acid via oxidation reaction by H2O2 with natural mineral catalysts (zeolite and bentonite) has been carried out. Catalysts zeolite and natural bentonite before and afiter reaction characterized using spectrophotometer FT-IR and difractometer X-ray. Product of conversion was characterized through the determination of melting point, identification usi…
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- xvii, 49 hlm.; ill.; tab.; 28 cm.
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- T659132014
PENGARUH PERBEDAAN METODA EKSTRAKSI HIDROTERMAL DAN KALSINASI TERHADAP KARAKT…
The research by title effect of the differences hydrotermal extraction methods and calcination the characterization of silika from corn cob has been performed. Corncob is extracted by hydrothermal variation NaOH concentration methods 0.5;1.0; 1.5 and 2.0 M and calcination methods with temperature variations 600, 700 and 800oC, to obtain silica powder and on hydrothermal methods with NaOH concen…
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- xvi, 55 hlm. : ilus. ; 21 cm
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- T386252020
PENGARUH VOLUME PELARUT 2-PROPANOL DALAM PEMBUATAN ELEKTRODA DENGAN MENGGUNAK…
The Effect of 2-Propanol Solvent Volume in Electrodes Making Using the Doctor Blade Method on the Performance of the Membrane Electrode Assembly (MEA) in Direct Ethanol Fuel Cell (DEFC) Mohd Hilal Assegaf: Supervised by Dr. Dedi Rohendi, M.T and Fahma Riyanti, M.Si Chemistry, Faculty of Mathematics and Natural Sciences, Sriwijaya University xi + 61 pages, 4 tables, 8 pictures, 4 appendices Stud…
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- xviii, 51 hlm. : ilus. ; 21 cm
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- T387432020
PREPARASI DAN KARAKTERISASI ZNO DAN ZNO/BENTONIT DAN APLIKASINYA UNTUK ADSORP…
Telah dilakukan penelitian tentang preparasi dan karakterisasi ZnO dan ZnO/bentonit dan aplikasinya untuk adsorpsi Cr(VI). Bentonit sebelum diaplikasikan perlu diaktivasi terlebih dahulu. Proses aktivasi dilakukan dengan penambahan asam sulfat (H2SO4) dan kemudian dilakukan pencucian sampai pH 5. Kation pada bentonit akan dipertukarkan dengan oksida logam ZnO. Bentonit teraktivasi, ZnO/bentonit…
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- xviii, 75 hlm. : ilus. ; 21 cm
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- T353672020
AKTIVITAS ANTIOKSIDAN DAUN BENALU JENGKOL [Scurrula ferruginea (Jack) Danser]
Jengkol mistletoe [Scurrula ferruginea (Jack) Danser] is one type of plants from the Loranthaceae group. Mistletoe has secondary metabolites compound in the form of flavonoid, tannin, terpenoid and saponin which has antioxidant activity. This study aims to know fractions that have antioxidant activity, the class of compounds, and IC50 values antioxidant compounds of jengkol mistletoe leaves. Th…
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- xvii, 56 hlm. : ilus. ; 28 cm
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- T321912020
UJI AKTIVITAS ANTIHIPERLIPIDEMIA EKSTRAK ETANOL KULIT BUAH JENGKOL (Archidend…
Archidendron jiringa is one of the plant that has the potential as an antihyperlipidemia. Jengkol fruit peel contains phenolic, flavonoid, tannin and saponin chemical compounds that can act as antihyperlipidemia. The purpose of this research is to look at the antihyperlipidemic effect of ethanol extract of jengkol fruit peel to decrease levels of total cholesterol, LDL (Low density lipoprotein)…
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- xix, 89 hlm. : ilus. ; 28 cm
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- T357832020
POTENSI EKSTRAK ETANOL BIJI JENGKOL (Archidendron jiringa) SEBAGAI ANTIHIPERL…
Jengkol seed (Archidendron jiringa) contains of secondary metabolite such as flavonoids, alkaloids, tannins, saponins, phenolics and triterpenoids that have the potential as antihyperlipidemia. This study aims to determine the characteristics and effects of ethanol extract of jengkol seeds to decrease total cholesterol, LDL and triglyceride levels. Test animals test are divided into 5 groups wh…
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- xix, 103 hlm. : ilus. ; 28 cm
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- T326972020
POTENSI EKSTRAK ETANOL BIJI JENGKOL (ARCHIDENDRON JIRINGA) SEBAGAI ANTIINFLAM…
The anti-inflammatory activity of ethanol extract of jengkol seed (Archidendron jiringa) test on carrageenan-induced male white rats has been carried out. The phenolic content in jengkol seed has potential as an inhibiting compound of inflammation. This study aims to determine the total phenolic content of the extract and anti-inflammatory effects based on decreasing the edema volume of carrage…
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- xvi, 68 hlm. : ilus. ; 28 cm
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- T326962020
ELEMENTS OF ENVIROMENTAL ENGINEERING: Thermodynamics and Kinetics, Third Edition
This book contains information obtained from authentic and higly regarded sources, reasonable efforts have been made to publish reliable data end information, but the auther and publisher cannot assume responsibility for the vacidity of all materials or the consequences of their use. the authors and publisers have attempted to trace the copyright holders of all material reproduced in this publi…
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- 3rd
- ISBN/ISSN
- 978-1-4200-7819-0
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- xv, 468 p. : ill, ; 24 cm
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- 628 Val e
ANALISIS KANDUNGAN RADIONUKLIDA Cs-137 PADA SAMPEL AIR DI DAERAH ALIRAN SUNGA…
Telah dilakukan penelitian analisis radionuklida Cs-137 pada sampel air di7stasiun DAS musi kota Palembang menggunakan spektrometer gamma. Pengaruh karakteristik perairan diantaranya pH air, konduktivitas dan turbiditas masing-masing stasiun terhadap konsentrasi Cs-137 dan menentukan pola penyebaran Cs-137 dengan bantuan software SMS (Surface Water modeling Sistem) dan ArcGIS 10.5. Hasil peneli…
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- xvii, 40 hlm. : tab. ; 29 cm
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- T445162021
Aplikasi Kalsium Oksida Hasil Preparasi dari Cangkang Telur Puyuh Sebagai Kat…
Telah dilakukan preparasi kalsium oksida dari cangkang telur puyuhdengan proses dekomposisi selama 3 jam pada variasi temperatur 600 - 1100°C. Kalsium oksida yang telah dipreparasi dikarakterisasi menggunakan X-Ray Difraktometer (XRD) dan pektrofotometer FT-IR. Hasil analisa XRD menunjukkan pola difraksi CaO pada temperatur 900°C mendekati hasil difraksi CaO standar dari JCPDS yang memiliki n…
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- xvii, 57 hlm. : ilus
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- 547.207/Abi/a
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