Table 4. OD values taken at 600 nm for cell protein estimation using Lowry's assay for agar beads immobilized CR-13 cells.
| Initial cresol concentration (ppm) | ||||||||
| Time (h) | 500 | 1000 | 1500 | 2000 | 2500 | 3000 | 4000 | 5000 |
| OD at 600 nm with respect to time | ||||||||
| 3 | 0.03 | 0.02 | 0.03 | 0.02 | 0.02 | 0.01 | 0.02 | 0.03 |
| 6 | 0.106 | 0.009 | 0.005 | 0.05 | 0.05 | 0.02 | 0.03 | 0.03 |
| 9 | 0.217 | 0.121 | 0.009 | 0.05 | 0.04 | 0.03 | 0.03 | 0.03 |
| 12 | 0.303 | 0.204 | 0.081 | 0.06 | 0.05 | 0.04 | 0.03 | 0.03 |
| 24 | 0.303 | 0.21 | 0.125 | 0.07 | 0.06 | 0.05 | 0.03 | 0.03 |
| 48 | 0.305 | 0.211 | 0.127 | 0.22 | 0.19 | 0.09 | 0.03 | 0.03 |
| 72 | 0.304 | 0.21 | 0.129 | 0.225 | 0.22 | 0.18 | 0.03 | 0.03 |
| 96 | 0.305 | 0.212 | 0.13 | 0.227 | 0.22 | 0.22 | 0.03 | 0.03 |
| 120 | 0.304 | 0.21 | 0.128 | 0.23 | 0.219 | 0.22 | 0.03 | 0.03 |
| 168 | 0.303 | 0.211 | 0.129 | 0.229 | 0.221 | 0.221 | 0.03 | 0.03 |
| 192 | 0.303 | 0.211 | 0.129 | 0.23 | 0.22 | 0.222 | 0.03 | 0.03 |