About this document
Caffeine Determination in Tea Samples by Yashika Tokas is a document available to read on EtoBox.
Yashika Tokas conducted a chemistry project to determine the amount of caffeine in various tea samples. The project involved boiling tea leaves in water, filtering the solution, adding lead acetate to remove glycosides, extracting the filtrate with chloroform to isolate the caffeine, evaporating the chloroform, and weighing the caffeine residue. Caffeine quantities were measured for different tea samples. The purpose was to gain knowledge about caffeine content and its uses and effects on the human body.
- Author
- Yashika Tokas
- Language
- EN