pH 0.2mol/L醋酸(ml) 0.2mol/L醋酸钠(ml)
3.6 46.3 3.7
3.8 44.0 6.0
4.0 41.0 9.0
4.2 36.8 13.2
4.4 30.5 19.5
4.6 25.5 24.5
4.8 20.0 30.0
5.0 14.8 35.2
5.2 10.5 39.5
5.4 8.8 41.2
5.6 4.8 45.2