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ISOLATION OF SECONDARY METABOLITE COMPOUNDS AND ANTIBACTERIAL ACTIVITIES TESTS FROM HEXANE EXTRACT OF STEM BARK MELOCHIA UMBELLATA (HOUTT) STAPF VAR. DEGRABRATA K
(Innovare Academic Sciences, 2018-08-07)
Objectives: This research aims to determine the content of secondary metabolite compounds and antibacterial activity of stem bark extract Melochia
umbellata (Houtt) Stapf var. degrabrata.
Methods: M. umbellata stem bark ...
Bioactivity Test of Compound (Hexa-Tetra Contana) From Sponge (Callyspongia pseudoreticulata) As Antibacterial of Withered Disease on Potato Plant (Ralstonia solanacearum)
(UbiJournal Pvt Ltd, 2017-10-05)
Sponge is one of the marine organisms of coral reefs that is able to produce secondary metabolite
compounds with varieties of bioactivity and structural variations; one of its biological activities is as an
antimicrobial. ...
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(rjptonline.org, 2019-04-30)
This study designed to determine the antidiabetic profile ethanol extracts of leaf extract from three types of mangroves; Avicennia sp., Rhizopora sp, and
Sonneratia sp. Extraction process used maceration with ethanol ...
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(2019-04-30)
This study designed to determine the antidiabetic profile ethanol extracts of leaf extract from three types of
mangroves; Avicennia sp., Rhizopora sp, and Sonneratia sp. Extraction process used maceration with ethanol ...
Indikator Asam Basa Alami dari Ekstrak Etanol Pucuk Daun Pucuk Merah
(JPKP (Jurnal Kimia dan Pendidikan Kimia), 2017-12-31)
Praktikum indikator asam basa alami biasanya dilakukan dengan mengekstrak bahan alam dengan pelarut tertentu, menguji ekstrak dengan berbagai macam larutan asam, basa dan netral, mencatat perubahan warnanya, menyimpulkan ...
ANALISIS KANDUNGAN LOGAM BERAT Pb DAN Cd DI MUARA SUNGAI MANGGAR BALIKPAPAN
(ECOTROPHIC, 2018)
Human activities around the estuary of the Manggar river in Balikpapan produce waste disposal and cause heavy metal contamination such as lead (Pb) and cadmium (Cd) in water bodies.The contaminant can endanger the life of ...
Pengembangan Lembar Kerja Peserta Didik Yang Aplikatif-Integratif Berbasis Pendekatan Saintifik Pada Materi Laju Reaksi
(JKPK (JURNAL KIMIA DAN PENDIDIKAN KIMIA), 2018-08-21)
This research aimed to design applicative-integrative student worksheet based on scientific approach, which was applied to the learning process by using guided inquiry learning model. The worksheet was properly assessed ...
GC-MS profiling and DPPH radical scavenging activity of the bark of Tampoi (Baccaurea macrocarpa)
(F1000 Research, 2019-12-20)
Background : Tampoi ( Baccaurea macrocarpa) is a tropical rainforest
plant that produces edible fruit and is native to Southeast Asia, especially
East Kalimantan, Indonesia. Previous research showed that Tampoi
potentially ...
Misconception Identification Of Buffer Solution Concept And Students’ Learning Style
(www.iosrjournals.org,, 2018-04-09)
The purpose of this study is to prevent misconception on the subject of buffer solution and students’
learning style. The population of this research is class XI SAINS SMA Negeri 1 Samarinda. The sample of this
research ...
Pengembangan Lembar Kerja Peserta Didik Yang Aplikatif-Integratif Berbasis Pendekatan Saintifik Pada Materi Laju Reaksi
(JKPK (JURNAL KIMIA DAN PENDIDIKAN KIMIA), 2018-05-21)
Penelitian ini bertujuan untuk mendesain lembar kerja yang aplikatif-integratif berbasis pendekatan saintifik, yang diaplikasikan kedalam proses pembelajaran skala kecil dengan menggunakan model pembelajaran inkuiri ...