1. Take a guess, leaves and discouraging, kaffir lime leaves and lime leaves the through the clean, and then to bake in oven-dried at a temperature 60 degrees Celsius for 30 minutes
2. Take a guess, leaves and discouraged,The kaffir lime leaves and lemon juice, and let the dry carefully, and then each type of plant to be weighed, quantity of 20 G
3. Soak with 300 ml ethyl alcohol volume (50:300), leave it for 3 days
4. filter with filter paper
5.Bring the juice to evaporate solvents, with the Rotary Evaporator
6. Observe and record the behavior of the substances of the physical juice coarse
7. To make as well as the 1-7, but change the solvent is a summary of the results and the Hague trial
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