TBE

1. Dissolve 108 g Tris and 55 g Boric acid in 900 ml distilled water.
2. Add 40 ml 0.5 M Na₂EDTA (pH 8.0)
3. Adjust volume to 1 Liter.
4. Store at room temperature.

Commercial sources

1. UltraPure™ 10X TBE Buffer from Invitrogen