1. Take approx. 600 ml of DI water in 2 liter flask
  2. Add 10.2 gm Tris base
  3. Add 3.2 gm boric acid
  4. Add 0.2 gm EDTA powder
  5. Mix properly with stirrer and do upto 2 liter
  6. Measure the Ph of final buffer and it would be 8.6