Browsing A - Mathematics and Natural Sciences by Issue Date
Now showing items 281-300 of 501
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EKSTRAKSI, PEMURNIAN DAN KARAKTERISASI ASAM HUMAT DARI TANAH GAMBUT SAMARINDA
(Prosiding Seminar Nasional Kimia 2021, 2021)Telah dilakukan ekstraksi, pemurnian dan karakterisasi asam humat (AH) dari tanah gambut di daerah Sambutan, Samarinda Kalimantan Timur. Ekstraksi AH dari tanah gambut dilakukan menggunakan larutan basa NaOH 0,1 M sedangkan ... -
Synthesis and Charactherization of Chitosan-Tripolyphosphate from Clam Shells (Cerithidea obtusa) and Its Application to Sorption of Cadmium Ion
(Proceding ICTROPS 4th-Mulawarman University Press, 2021)Synthesis and characterization of chitosan-tripolyphosphate (Chi-TPP) from Clam Shells (Cerithidea obtusa) and its application to sorption of cadmium ion has been researched. The Chi-TPP was synthesized using gelation methods ... -
SYNTHESIS OF CHITOSAN-MAGNETITE NANOPARTICLES CROSS-LINKED TRIPOLYPHOSPHATE AS ANTIBACTERIAL Salmonella typhi AND Staphylococcus aureus
(Jurnal Atomik, 2021)Magnetite is widely used in various fields of separation, biochemistry, medical and environment. Modification of nanoparticle magnetite binding with chitosan is recommended for many biomedical applications, especially ... -
PREPARATION OF MAGNETITE-FULVIC ACID (Fe3O4-FA) FROM PEAT SOIL AND APPLICATION TO ADSORB RHODAMINE-B
(Jurnal Kimia Mulawarman, 2021)This study, Fe3O4 adsorbent coated with fulvic acid (Fe3O4-AF) was prepared from peat soil and applied to adsorb rhodamine B dye. The optimum pH conditions of rhodamine-B adsorption on Fe3O4-AF. Fe3O4-AF adsorbent ... -
2021 Prosiding SNKT hendra CORRELATION OF Pb METAL ION LEVELS ON PROTEIN CONCENTRATION IN BLOOD CONSTRUCTION (Anadara granosa) TAKEN IN THE COAST OF MUARA BADAK, EAST BORNEO
(2021)Research on the correlation of Pb metal ion levels to protein content in blood clams (Anadara granosa) taken at the coast of the East Kalimantan Rhino Estuary has been conducted. This study aims to determine the levels ... -
2021 prosiding SNK ainun SYNTHESIS COMPOSITE Zn-Fe3O4/WO3 AND THEIR APPLICATION IN PHOTOCATALYST
(2021)Synthesis of Fe3O4-ZnO composite material was prepared and characterized using instrumentation and its application to photocatalytically degradation of methylene blue has been carried out. The stages of this research are ... -
2021 prosiding SNK yusniar SYNTHESIS OF SILVER NANOPARTICLES USING ASCORBIC ACID AS REDUCTORS
(2021)Synthesis of silver nanoparticles using ascorbic acid reductant has been carried out. The purpose of this study was to determine the synthesis process of silver nanoparticles and to determine the stability of silver na ... -
Synthesis and characterization of Fe3O4-Activated Carbon and it’s application to adsorb methylene blue.
(IOP Conference Series, 2021) -
UJI AKTIVITAS INHIBISI AMILASE PADA TANAMAN Melicope YANG BERPOTENSI SEBAGAI ANTIDIABETES
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-01-06)The test of amylase inhibition activity of the leaves of Melicope lunu-ankenda and bark of Melicope glabra (BI.) T.G. Hartley extracts were done. The objective of this study was to determine in-vitro α-amylase inhibition ... -
UJI FITOKIMIA DAN TOKSISITAS (Brine Shrimp Lethality Test) EKSTRAK ETANOL, FRAKSI ETIL ASETAT DAN FRAKSI ETANOL SISA DARI DAUN AJERAN (Bidens pilosa L.)
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-01-06)Phytochemical test and toxicity in ethanol extract, ethyl acetate fraction and residual ethanol fraction of ajeran leaves (Bidens pilosa L.) has been done. The method used to determine secondary metabolites is clualitative ... -
INTERPRETASI KECEPATAN GELOMBANG GESER (VS) PADA LAPISAN BAWAH PERMUKAAN DAERAH ‘X’ DENGAN METODE SEISMIK MASW (MULTICHANNEL ANALYSIS OF SURFACE WAVE)
(Geofisika FMIPA Unmul, 2021-02)MASW or Multichannel Analysis of Surface Wave is a seismic method that utilizes the dispersive property of surface wave to interpret surface wave velocity which is directly related to the stiffness of a subsurface layer ... -
INTERPRETASI KECEPATAN GELOMBANG GESER (VS) PADA LAPISAN BAWAH PERMUKAAN DAERAH ‘X’ DENGAN METODE SEISMIK MASW (MULTICHANNEL ANALYSIS OF SURFACE WAVE)
(Geofisika FMIPA Unmul, 2021-02)MASW or Multichannel Analysis of Surface Wave is a seismic method that utilizes the dispersive property of surface wave to interpret surface wave velocity which is directly related to the stiffness of a subsurface layer ... -
Android Based Application for Public Complaints at Yuliddin Away Regional Hospital
(Politeknik Aceh Selatan, 2021-02-01)The Yuliddin Away Regional General Hospital, as an institution that completely conducts individual health services, often experiences obstacles in providing maximum services to the community. So that in some cases received ...