Determination of Caffeic Acid in Ethanolic Extract of Spent Coffee Grounds by High-Performance Liquid Chromatography with UV Detection
We developed a method for determining the caffeic acid in spent coffee grounds. The spent coffee ground solution was prepared by blending 3 g spent coffee grounds with 60 mL ethanol/water (40/60 v/v) for 2 h on a hot plate magnetic stirrer (60 °C, 350 rpm). The mixture was filtered and the filtrate...
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| Main Authors: | , |
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| Format: | article |
| Language: | EN |
| Published: |
Department of Chemistry, Universitas Gadjah Mada
2021
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| Subjects: | |
| Online Access: | https://doaj.org/article/72b22df929b9403ea965b9f6663fae2d |
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