pH
| 0.2mol/L NaH2 PO4 (ml)
| 0.2mol/L Na2 HPO4 (ml)
|
| 5.7
| 93.5
| 6.5
|
| 5.8
| 92.0
| 8.0
|
| 5.9
| 90.0
| 10.0
|
| 6.0
| 87.7
| 12.3
|
| 6.1
| 85.0
| 15.0
|
| 6.2
| 81.5
| 18.5
|
| 6.3
| 77.5
| 22.5
|
| 6.4
| 73.5
| 26.5
|
| 6.5
| 68.5
| 31.5
|
| 6.6
| 62.5
| 37.5
|
| 6.7
| 56.5
| 43.5
|
| 6.8
| 51.0
| 49.0
|
| 6.9
| 45.0
| 55.0
|
| 7.0
| 39.0
| 61.0
|
| 7.1
| 33.0
| 67.0
|
| 7.2
| 28.0
| 72.0
|
| 7.3
| 23.0
| 67.0
|
| 7.4
| 19.0
| 81.0
|
| 7.5
| 16.0
| 84.0
|
| 7.6
| 13.0
| 87.0
|
| 7.7
| 10.5
| 89.5
|
| 7.8
| 8.5
| 91.5
|
| 7.9
| 7.0
| 93.0
|
| 8.0
| 5.3
| 94.7
|
首页
