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This document describes a study that aimed to isolate, purify, and characterize caffeine from tea, coffee, and soft drinks using solid phase extraction (SPE) and high performance liquid chromatography (HPLC). Caffeine was first extracted from tea and coffee using chloroform liquid-liquid extraction. It was then purified using SPE with a C18 cartridge, which removed interfering compounds. The purified caffeine was characterized using melting point, UV-Vis spectrophotometry, Fourier-transform infrared spectro

Author

Milka Lina

Language

EN