| Samples |
ln(E∞-Et )=ln(E∞- E0)-t/τ |
Time constant |
R2 |
| S |
ln(E∞-Et )=7.713-0.1807t |
5.45±0.95AB |
0.86 |
| HNY |
ln(E∞-Et )=7.708-0.2114t |
4.69±0.51AB |
0.99 |
| SHP |
ln(E∞-Et )=7.545-0.2417t |
3.29±0.70B |
0.99 |
| HP |
ln(E∞-Et )=7.899-0.1365t |
7.37±1.31A |
0.98 |
*Values are means ± SD of 3 determinations. A-D means with different letters in each row are significantly different. a-d means with different letters in each column are
significantly different (P>0.05). |
