From OpenWetWare
Solution recipe for 1M Potassium acetate, pH 7.5.
1. Dissolve 9.82 g of Potassium acetate in 90ml of pure H20 (Milli-Q or equivalent).
2. Adjust the pH to 7.5 with 2M acetic acid .
3. Add pure H2O to 100ml. Divide the solution into aliquots and store them a -20C0