Browsing Chemistry by Author "Heryanto, Rudi"
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Potensi daerah sidik jari spektrum inframerah sebagai penanda bioaktovitas ekstrak tanaman obat
Darusman, Latifah Kosim | Heryanto, Rudi | Rafi, Mohamad | Wahyuni, Wulan Tri (2007)Efficacy and quality of medicinal plant extracts depend on chemical composition therein. Therefore, to ensure its efficacy orquality, the chemical composition of extracts have to be analyzed based on its chemical marker ... -
Rapid Analysis of Total Flavonoids from Medicinal Herb : Interpretation of Chemometrics on Infrared Spectra of Phyllantus Niruri
Rohaeti, Eti | Heryanto, Rudi | Rafi, Mohamad | Darusman, Latifah Kosim | Kurniasari, Indah (2013-03-28)The potential of mid-infrared (FTIR) spectroscopy for the determination of secondary metabolites (total flavonoids) in Phyllantus niruri herb was investigated. The study are applying chemometrics technique (i.e. partial ...