时间/天

pH = 4

pH = 5

pH = 6

pH = 7

pH = 8

1

12.353~12.402

11.806~11.867

12.174~12.217

11.887~11.956

12.093~12.145

2

10.01`10.047

9.432~9.477

9.980~10.013

8.856~8.902

8.968~9.003

3

8.452~8.481

8.077~8.113

9.919~9.952

8.591~8.635

8.597~8.629

4

7.292~7.315

7.32~7.351

7.858~7.881

7.079~7.112

7.302~7.327

5

6.4~6.419

6.007~6.029

7.65~7.673

7.0157.047

6.493~6.514

6

5.415~5.429

5.664~5.683

5.863~5.878

6.332~6.359

5.643~5.66

7

3.921~3.927

4.356~4.367

4.719~4.728

5.385~5.406

3.944~3.951

8

3.38~3.383

3.891~3.899

3.225~3.228

4.599~4.614

4.366~4.375

9

3.622~3.627

3.386~3.391

3.662~3.677

5.401~5.422

3.528~3.533

10

4.105~4.112

4.122~4.132

4.307~4.315

4.636~4.651

4.005~4.013

11

2.565~2.566

3.83~3.838

3.594~3.599

3.975~3.986

3.446~3.451

12

2.631~2.632

3.038~3.0342

2.958~2.96

3.191~3.196

3.446~3.451

13

2.334~2.335

2.892~2.896

2.671~2.672

3.126~3.131

2.777~2.779