Test tube No | 1 | 2 | 3 | 4 | 5 | 6 |
Sample volume/mL | 0 | 0.4 | 0.8 | 1.2 | 1.6 | 2 |
OD value | 0 | 0.143 | 0.346 | 0.547 | 0.713 | 0.879 |