Deteksi Kafein Pada Kopi Berbasis Biosensor Amperometris dan Principal Compon…

The demand for biosensor devices has increased in various commercial sectors and especially in research, particularly sensors capable of fast and reliable measurements. The detection of caffeine in coffee has been the subject of extensive research due to the increased consumption of food, beverages, and medications. Coffee consumption has become a lifestyle trend in society, often without consi…