Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi
Red Cabbage (Brassicae Olaracea) is one of vegetables that can be obtained all over the world. Red cabbage was known not only according to their health benefits, but also characterized as brilliant purple color that enriched by anthocyanin. Thus, red cabbage have potential to be alternative natural...
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Faculty of Applied Sciences
2017
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Online Access: | http://ir.uitm.edu.my/id/eprint/25590/ http://ir.uitm.edu.my/id/eprint/25590/1/PPb_FATIN%20FARHANA%20AZMI%20AS%20N%2017_5.pdf |
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uitm-255902019-09-26T00:33:38Z http://ir.uitm.edu.my/id/eprint/25590/ Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi Azmi, Fatin Farhana QD Chemistry Extraction (Chemistry) Red Cabbage (Brassicae Olaracea) is one of vegetables that can be obtained all over the world. Red cabbage was known not only according to their health benefits, but also characterized as brilliant purple color that enriched by anthocyanin. Thus, red cabbage have potential to be alternative natural food colorant. This study focus on factor that influenced stabilization such as time extraction, temperature, pH and stability of light. Extraction of natural pigment used three different solvent which were ethanol, acetone and distilled water. Total natural pigment was determined by using UV-Vis Spectrometer. Red cabbage sample were subjected to extraction time in the range of 1 to 6 hours, then temperature was studied at range from room temperature to 140 °C. Next, the effect of pH on the natural pigment was studied at ranged from pH 1 to pH 14. For determination of stability on light, control and optimized sample were put under the light at 7 hours per day for 5 hours. In conclusion, extraction by using ethanol gave the highest amount of natural pigment at 6 hours, 120 °C and pH 3. Thus, this study of optimization parameter maybe can enhanced the usage of red cabbage as natural colorant in food industry. Faculty of Applied Sciences 2017 Student Project NonPeerReviewed text en http://ir.uitm.edu.my/id/eprint/25590/1/PPb_FATIN%20FARHANA%20AZMI%20AS%20N%2017_5.pdf Azmi, Fatin Farhana (2017) Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi. [Student Project] (Submitted) |
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QD Chemistry Extraction (Chemistry) Azmi, Fatin Farhana Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
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Red Cabbage (Brassicae Olaracea) is one of vegetables that can be obtained all over the world. Red cabbage was known not only according to their health benefits, but also characterized as brilliant purple color that enriched by
anthocyanin. Thus, red cabbage have potential to be alternative natural food colorant. This study focus on factor that influenced stabilization such as time extraction, temperature, pH and stability of light. Extraction of natural pigment used three different solvent which were ethanol, acetone and distilled water. Total natural pigment was determined by using UV-Vis Spectrometer. Red cabbage
sample were subjected to extraction time in the range of 1 to 6 hours, then temperature was studied at range from room temperature to 140 °C. Next, the effect of pH on the natural pigment was studied at ranged from pH 1 to pH 14. For determination of stability on light, control and optimized sample were put under the light at 7 hours per day for 5 hours. In conclusion, extraction by using ethanol
gave the highest amount of natural pigment at 6 hours, 120 °C and pH 3. Thus, this study of optimization parameter maybe can enhanced the usage of red cabbage as natural colorant in food industry. |
format |
Student Project |
author |
Azmi, Fatin Farhana |
author_facet |
Azmi, Fatin Farhana |
author_sort |
Azmi, Fatin Farhana |
title |
Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
title_short |
Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
title_full |
Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
title_fullStr |
Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
title_full_unstemmed |
Optimization parameters of brassicae olaracea (red cabbage) / Fatin Farhana Azmi |
title_sort |
optimization parameters of brassicae olaracea (red cabbage) / fatin farhana azmi |
publisher |
Faculty of Applied Sciences |
publishDate |
2017 |
url |
http://ir.uitm.edu.my/id/eprint/25590/ http://ir.uitm.edu.my/id/eprint/25590/1/PPb_FATIN%20FARHANA%20AZMI%20AS%20N%2017_5.pdf |
first_indexed |
2023-09-18T23:15:02Z |
last_indexed |
2023-09-18T23:15:02Z |
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1777419055734456320 |