Materials:
Gunpowder green tea pellets (obtain at www.greenleaf-tea.com)
Tannic acid
Dichloromethane
Anhydrous sodium sulphate
Distilled water
Hotplate
Large ½ gallon pot
Small metric kitchen food scale
25 ml separatory funnel
Metric measuring cup
Medicine dropper
Test tubes
Plastic teaspoon
Two or three 125 ml beakers (or cups)
Small plastic funnel
Coffee filter
Triple-beam balance