| Relative PPO activity (%) |
| Time (min) |
5 |
10 |
15 |
| pH=7.5 units |
41.61 ± 0.04 |
38.01 ± 0.03 |
34.89 ± 0.05 |
| pH=9.5 units |
80.61 ± 0.01 |
75.04 ± 0.03 |
73.89 ± 0.04 |
| pH=10.5 units |
61.44 ± 0.03 |
55.56 ± 0.03 |
51.67 ± 0.02 |
Values are mean ± S.D of 6 determinations. PPO activity=0.934 ± 0.04 Δ OD min-1
at pH=8.5 units; T=30°C.
|