Table 2.
Linear and polynomial function on waste glycerol (WG) degradation by Sphingomonas spp. at different pHs and different WG concentrations (70–90 g/l)
| Strains | pHs | WG conc. (g/l) | Linear | Polynomial |
|---|---|---|---|---|
| S. pseudosanguinis | 6 | 70 |
y = − 11.824x + 82.931 R2 = 0.9984 |
y = − 0.0176x2 − 11.683x + 82.72 R2 = 0.9984 |
| 80 |
y = − 14.235x + 92.673 R2 = 0.9685 |
y = 1.0844x2 − 22.91x + 105.69 R2 = 0.9853 |
||
| 90 |
y = − 13.819x + 110.97 R2 = 0.9496 |
y = − 1.689x2 − 0.3069x + 90.704 R2 = 0.9922 |
||
| 7 | 70 |
y = − 11.993x + 85.753 R2 = 0.9929 |
y = − 0.4414x2 − 8.4614x + 80.456 R2 = 0.9969 |
|
| 80 |
y = − 13.469x + 91.317 R2 = 0.9919 |
y = 0.3419x2 − 16.204x + 95.42 R2 = 0.9938 |
||
| 90 |
y = − 15.716x + 109.58 R2 = 0.9562 |
y = 0.6605x2 − 21x + 117.5 R2 = 0.9612 |
||
| 8 | 70 |
y = − 12.612x + 80.417 R2 = 0.9716 |
y = 0.925x2 − 20.012x + 91.517 R2 = 0.9873 |
|
| 80 |
y = − 13.641x + 98.597 R2 = 0.9737 |
y = − 0.9464x2 − 6.0693x + 87.24 R2 = 0.9878 |
||
| 90 |
y = − 13.549x + 93.547 R2 = 0.9367 |
y = 2.0117x2 − 29.642x + 117.69 R2 = 0.9987 |
||
| S. yabuuchiae | 6 | 70 |
y = − 12.019x + 84.569 R2 = 0.9966 |
y = − 0.289x2 − 9.7069x + 81.1 R2 = 0.9983 |
| 80 |
y = − 14.422x + 93.897 R2 = 0.9737 |
y = 0.9213x2 − 21.792x + 104.95 R2 = 0.9856 |
||
| 90 |
y = − 11.938x + 107.27 R2 = 0.9701 |
y = − 0.9371x2 − 4.4407x + 96.02 R2 = 0.988 |
||
| 7 | 70 |
y = − 12.64x + 82.119 R2 = 0.9784 |
y = 0.5294x2 − 16.876x + 88.471 R2 = 0.9835 |
|
| 80 |
y = − 12.996x + 81.173 R2 = 0.9324 |
y = 1.7881x2 − 27.301x + 102.63 R2 = 0.9854 |
||
| 90 |
y = − 12.506x + 87.867 R2 = 0.902 |
y = 2.1962x2 − 30.076x + 114.22 R2 = 0.9855 |
||
| 8 | 70 |
y = − 10.862x + 74.825 R2 = 0.9159 |
y = 1.4898x2 − 24.271x + 97.173 R2 = 0.9848 |
|
| 80 |
y = − 12.74x + 88.335 R2 = 0.9271 |
y = 1.4849x2 − 26.103x + 110.61 R2 = 0.9775 |
||
| 90 |
y = − 12.278x + 89.139 R2 = 0.9166 |
y = 1.7991x2 − 28.47x + 116.13 R2 = 0.9953 |