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Organic Chemistry Caffeine Extraction Lab ( Tea Bags )
Date Submitted: 07/24/2001 11:13:25
Category: / Science & Technology
Length: 4 pages (1042 words)
Views: 32516
Purpose: To demonstrate the isolation of a natural product from a biological source (tea bags) using extraction techniques, and to demonstrate purification by sublimation. Procedure: In a 400ml beaker, 15 tea bags were submerged in approximately 125ml of water. This was brought to a boil over a bunsen burner and allowed to boil for about 15 minutes. The tea bags were removed from the tea infused water and discarded. 15 grams of Na2CO3 was dissolved in the …
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