Highly sensitive and selective electrochemical detection of caffeine, theophylline and guaiacol in green tea, green coffee, coffee, and tea extracts using a SnS<sub>2</sub> nanoflake-modified electrode
Amisha Kushwaha, Gajendar Singh, Umesh Kumar Gaur, Manu Sharma
Abstract
Tin( iv ) sulfide (SnS 2 ) nanoflakes modified glassy carbon electrode was utilized for the electrochemical detection of caffine, theophylline and guaiacol. This study was carried out using commercially available samples of green tea, green coffee, tea and coffee extracts.
Topics & Concepts
CaffeineGuaiacolGreen teaTheophyllineChemistryFood scienceElectrochemistryElectrodeOrganic chemistryMedicinePharmacologyEnzymeEndocrinologyPhysical chemistryCoffee research and impactsElectrochemical sensors and biosensorsTea Polyphenols and Effects