Browsing 04. LECTURERS ACADEMIC ACTIVITIES by Author "HARIMURTI, SABTANTI"
Now showing items 1-18 of 18
-
APPLICATION OF RESPONSE SURFACE METHOD IN THE DEGRADATION OF WASTEWATER CONTAINING MDEA USING UV/H2O2 ADVANCED OXIDATION PROCESS
HARIMURTI, SABTANTI; UR RAHMAH, ANISA; OMAR, ABDUL A.; MURUGESAN, THANAPALAN (SCIENCE ALERT, 2012-06-30)Methyldiethanolamine (MDEA) solution is frequently used for the removal of acidic gases from raw natural gas. During maintaining, cleaning and scheduled inspection of absorption and desorption column of sweetening gas ... -
BIODEGRADABILITY OF MONOETHANOLAMINE AFTER FENTON TREATMENT
HARIMURTI, SABTANTI; ARIFF, IDZHAM FAUZI B. M.; RAMLI, RAIHAN MAHIRAH; KHAMARUDDIN, PUTRI N F MEGAT; DUTTA, BINAY K (ICENV 2008, 2008-12-15)Alkanolamines such as monoethanolamine (MEA) in aqueous solution are commonly used for scrubbing of acid gases. High concentrations of alkanolamine waste can be generated from natural gas processing plants which may be ... -
DEGRADATION KINETIC OF OXYTETRACYCLINE ANTIBIOTIC INSIDE UV REACTOR IN THE PRESENCE OF H2O2
UR RAHMAH, ANISA; HARIMURTI, SABTANTI; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (Trans Tech Publication, 2014-09)Oxytetracycline (OTC), a widely used of veterinary antibiotic, was degraded inside a UV/H2O2 system. Kinetic study was conducted at 30°C of temperature and pH 6.37, as suggested by the previous optimization experiment. ... -
THE DEGRADATION MECHANISM OF WASTEWATER CONTAINING MDEA USING UV/H2O2 ADVANCED OXIDATION PROCESS
HARIMURTI, SABTANTI; OMAR, ABDUL AZIZ; UR RAHMAH, ANISA; THANAPALAN, MURUGESAN (IEEE, 2011-09-19)Alkanolamines such as MEA, DEA, MDEA and DIPA in aqueous solutions is frequently used for scrubbing carbon dioxide from natural gas. High quantity of alkanolamine appears in the wastewater during cleaning and maintenance ... -
DEGRADATION OF DIETHANOLAMINE BY FENTON’S REAGENT COMBINED WITH BIOLOGICAL POST-TREATMENT
DUTTA, BINAY K; HARIMURTI, SABTANTI; ARIFF, IDZHAM FAUZI B. M.; CHAKRABARTI, SAMPA; VIONE, DAVIDE (Taylor & Francis Group, 2012-08-03)Effectiveness of the Fenton's reagent for partial degradation of diethanolamine (DEA) prior to biological treatment is investigated. The effects of the major process parameters on the time evolution of COD, an indicator ... -
DEGRADATION OF MONOETHANOLAMINE IN AQUEOUS SOLUTION BY FENTON’S REAGENT
SOMINIDEVI, SOMINIDEVI; MULOK, NURUL H. S.; HARIMURTI, SABTANTI; RAGAVAN, KAMALESHWARAN; DUTTA, BINAY K (FEIIC, 2007-08-05)Alkanolamines such as mono- and diethanol-amine are routinely used for the removal of carbon dioxide and hydrogen sulfide from natural gas in a packed or tray tower. Periodic cleaning of the tower is done by high speed ... -
DEGRADATION OF MONOETHANOLAMINE IN AQUEOUS SOLUTION BY FENTON’S REAGENT WITH BIOLOGICAL POST-TREATMENT
HARIMURTI, SABTANTI; DUTTA, BINAY K; ARIFF, IDZHAM FAUZI B. M.; CHAKRABARTI, SAMPA; VIONE, DAVIDE (Springer Netherlands, 2010-09-01)Alkanolamines in the wastewater from gas treating plants are not readily biodegradable. In this work, we have investigated the effectiveness of the Fenton’s reagent (H2O2-Fe2+) to treat monoethanolamine (MEA) as a model ... -
EFFECT OF BICARBONATE ON THE MINERALIZATION OF METHYLDIETHANOLAMINE BY USING UV/H2O2
HARIMURTI, SABTANTI; UR RAHMAH, ANISA; OMAR, ABDUL A.; MURUGESAN, THANAPALAN (SCIENCE ALERT, 2014-03-24)The presence of bicarbonate affects the degradation efficiency of effluents containing aqueous methyldiethanolamine (MDEA) solution leaving the CO2 absorption/regeneration unit of natural gas processing units. In the present ... -
INTER-PROFESSIONAL EDUCATION FOR BETTER HEALTH COLLABORATIVE PRACTICE
HARIMURTI, SABTANTI (AASP 2016, 2016-06-24)IPE occurs when students from two or more professions learn from one another to enable effective collaboration and improve health outcomes (WHO, 2010) -
KESEHATANMU ADALAH YANG KAMU MAKAN
HARIMURTI, SABTANTI (Universitas Muhammadiyah Yogyakarta, 2016-12-17)Bahan tambahan makanan sintetis seperti formalin, boraks, rodamin B, dan pemanis buatan sering ditambahkan pada makanan untuk meningkatkan daya tarik konsumen, terutamanya keawatannya, warna dan rasa. Konsentrasi yang ... -
KINETICS AND THERMODYNAMIC STUDIES OF OXYTETRACYCLINE MINERALIZATION USING UV/H2O2
UR RAHMAH, ANISA; HARIMURTI, SABTANTI; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (WILEY, 2015-04)Oxytetracycline (OTC), a widely used antibiotic, was taken as the model contaminant to study the kinetic and thermodynamic parameters of mineralization using a UV/H2O2 system. Mineralization experiments were carried out ... -
KINETICS OF METHYLDIETHANOLAMINE MINERALIZATION BY USING UV/H2O2 PROCESS
HARIMURTI, SABTANTI; UR RAHMAH, ANISA; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (WILEY, 2013-12)The UV/H2O2 is one of the popular techniques in the advanced oxidation processes (AOPs) and has been applied in the wastewater treatment during recent two decades. UV exposure on the H2O2 generate highly reactive hydroxyl ... -
OPTIMISATION OF UV/H2O2 TREATMENT OF MONOETHANOLAMINE USING THE TAGUCHI METHOD OF EXPERIMENTAL DESIGN
ARIFF, IDZHAM F M; KHAMARUDDIN, PUTRI N F MEGAT; HARIMURTI, SABTANTI; DUTTA, BINAY K (ICERT 2008, 2008-05-28)Monoethanolamine (MEA) is commonly used in gas treating applications for scrubbing of acid gases and occasionally generated as a waste material with a high organic content. In this paper, the degradation of MEA solution ... -
OPTIMIZATION OF ACID CATALYST ON SYNTHESIS OF GAMAVUTON-0 AS ANTICANCER AGENT USING MATHEMATICAL AND STATISTIC SOFTWARE
HARIMURTI, SABTANTI; WIDADA, HARI; HADI, ISMANURRAHMAN; WIJAYA, DIDY PUTRA (Chiba University, Japan, 2016-11-24)Cancer is a condition that occurs due to abnormal growth of cells in the body. One of the compounds that potentially developed as anticancer agent is Gamavuton‐0 (GVT‐0). GVT‐0 is a curcumin’s analog compound. This comp ... -
OPTIMIZATION OF OXYTETRACYCLINE DEGRADATION INSIDE UV/H2O2 REACTOR USING BOX-BEHNKEN EXPERIMENTAL DESIGN
UR RAHMAH, ANISA; HARIMURTI, SABTANTI; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (SCIENCE ALERT, 2012-06-30)Oxytetracycline degradation inside UV/H2O2 system was carried out through mediation of hydroxyl radical attack which oxidizes recalcitrant, toxic and non-biodegradable compounds to various by-products. The Box-Behnken ... -
PHOTOCHEMICAL DEGRADATION OF OXYTETRACYCLINE HYDROCHLORIDE IN THE PRESENCE OF H2O2
UR RAHMAH, ANISA; HARIMURTI, SABTANTI; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (IEEE, 2011-09-19)Abstract: Advanced oxidation process (AOPs) are technologies based on the intermediacy of hycroxyl radical and other radicals to oxidize recalcitrant, toxic nad no biodegradable cpmpounds to various by- products. In this ... -
A REVIEW OF THE ANTI-DIABETIC ACTIVITY OF ANDROGRAPHIS PANICULATA (BURM. F.) NEES BASED IN-VIVO STUDY
KOMALASARI, TITI; HARIMURTI, SABTANTI (IJPHS, 2015-11-26)Diabetes mellitus (DM) is ricing nowadays. DM is a metabolic deasease characterized by increasing of glucos e blood level for prolonged time. Patient with DM must take medicine for lo wering glucose levels in whole ... -
UV/H2O2 PROCESS FOR REMOVAL OF TOTAL ORGANIC CARBON FROM REFINERY EFFLUENT: SCREENING OF INFLUENCE FACTORS USING RESPONSE SURFACE METHODOLOGY
HARIMURTI, SABTANTI; UR RAHMAH, ANISA; OMAR, ABDUL AZIZ; THANAPALAN, MURUGESAN (Scientific.net by Trans Tech Publication Ltd, 2014-06)Effluent containing high concentration of alkanolamine from a sweetening process of natural gas plant is commonly generated during maintaining, cleaning and scheduled inspection of the absorption and desorption column. The ...