Dimerization of 2-Allyphenol Using Peroxidase Enzyme as a Catalyst
At high concentrations free radicals can be hazardous and damage major components of cells. Some environmental toxins may contain high levels of free radicals or stimulate the cells body to produce…
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- 1742
Identification of Antioxidant Components Trough Multi Stages Extraction of th…
The total antioxidant and phenolic content of the butterfly pea petals extracted through multi-stages extraction of hexane, acetone, ethanol, methanol and water were observed. Ethanol was able to e…
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- 1754
The Development of Butterfly Pea Flower Snack Using Vacuum Frying Process
There has been an increased of interest in the development of food product from natural sources. Butterfly pea flower known for its anthocyanins content, that is believed on a broad variety of heal…
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- 1769
Characterization and antioxidant activity of gallic acid derivative
Peroxidase enzyme was used to catalyze the dimerization process of gallic acid. The structure of the dimerization product was characterized by TLC
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- 2616
Comparison of conventional and ultrasound-assisted extraction antioxidant ext…
Coffee Silverskin (CS) is a waste produced during coffee roasting process
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- 2267
Study of functional properties of phytochemicals in coffee pulp extract
This study aims to optimize extraction of coffee pulp using distilled water as solvent and observe the antimicrobial activity of coffee pulp powder extract as well as the stability of the powder ex…
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- 3107
Antioxidant activities of biodiesel additives
Biodiesel is a renewable alternative fuel that can be used in a diesel engine. But due to biodiesel characteristics that it is prone to oxidation, it will reduce the biodiesel quality. To address b…
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- 3079
Antioxidant stability testing on liquid and powder eichhornia crassipes extrac
Water hyacinth or Eicchornia crassipes is a free-floating aquatic plant and is easily found in swamps or rivers, especially in Indonesia. The rapid growth of water hyacinth can disrupt the aquatic …
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- 3076
Determination of roasting degree of moka pot extracted arabica cianjur coffee…
Arabica coffee originated from Cianjur was cultivated below 1000 m above the sea level with below standard green bean quality. Insect damage, smaller bean size, and lower beans density contributed …
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- 3114
The evaluation of home industry serving methods effect to the butterfly pea f…
This study conducted to obtain the information of the applicable treatments for serving butterfly pea drink. Several level of pre-treated flowers, extraction methods, and formulations were evaluate…
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- 3111
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