Browsing School of Bioprocess Engineering (FYP) by Subject "Phenolic"
Now showing items 1-10 of 10
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Change in total phenolic content and antioxidant activity at different growth and development stages of Misai Kucing (Orthosiphon stamineus) plants
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)Many studies on herbal plants indicated that chemical content composition of these plants may vary substantially at the different growth stages. In this research, the changes of total phenolic content and antioxidant ... -
Content of phenolic compounds and antioxidant in different parts of misai Kucing (Orthosiphon stamineus) grown under different light intensity
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)Content of phenolic compounds and antioxidant activity in different parts of misai kucing such as leaves, roots and stem has been observed when the misai kucing is treated in different light intensity. Total phenolic content ... -
Determination of phenolic contents of Red Chilli (Capsicum annuum) and Paddy Chilli (Capsicum frutescens) for pest resistance observation
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)Agriculture is one of the back bones of Malaysian economics. Nowadays, this field is widely involved in research and development to increase the quality and production of food supply. This research focuses on chilli, a ... -
Development of Aqueous Two-Phase System (ATPS) to separate crude bioactive phenolics from phanerochaete chrysosporium biomass
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013-06)Natural antioxidants demand has increased globally due to the advantages and effect in various aspects, especially in pharmaceutical industry. Fungus Phanerochaete chrysosporium presents crude bioactive phenolics which ... -
Effects of drying temperatures and residual moisture content on marker compounds, total phenolics and antioxidant capacity of Orthosiphon stamineus benth (Misai Kucing) leaves
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)Experiments were conducted to determine effect on total phenolic, biomarker compounds and antioxidant capacity. Different temperature treatment (40, 50 and 70°C) and drying stage for different moisture content (initial, ... -
Extraction optimization of phenolic compond from Zingiber Aromaticum Rhizome using pressurized hot water extraction (PHWE)
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013-06)Pressurized hot water extraction (PHWE) method was implemented in order to reduce the usage of organic solvent in extracting phenolic compound from the rhizome of Zingiber aromaticum. At first, the screening studies using ... -
Optimization of phenolic removal using oil palm empty fruit bunch (OPEFB) biosorbent
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013-06)This study investigates the optimization of biosorption of phenolic compound using treated OPEFB biosorbent. The surface of biosorbent was modified by physical or chemical treatment. The biosorption capacity for ... -
Phenolic compounds from aqueous solution using modified activated carbon
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)This project studies the capability of chemical pre-treated activated carbon (AC) in adsorbing and separating phenolic compound from aqueous solution. Chemical treatments such as acidic (HCl) and basic (KOH) treatment ... -
Preliminary study on the treated charcoal development from OPEFB for phenolic compound removal
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013-06)Treated charcoals derived from oil palm empty fruit bunch (OPEFB) were investigated to find the suitability of its application for removal of phenolic compound in aqueous solution through adsorption process. For the ... -
Total phenolic content and antiodant activity of G.obscurum
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011)The natural value of the leaves of the Tebengau ‘Glochidion obscurum’ was explored in this study. The leaf sample of these plant species was collected at Pusat Agrotech Sungai Chucuh. Other than that, this experiment ...