TABLE 4.
Comparative analysis of PHA production.
| Sr No. | Strain | Feedstock | Working volume | Crude glycerol (%) | Temperature | PHA productivity | References |
| 1. | Mixed culture | Crude glycerol; volatile fatty acids;1,3-propanedio | 1.7 L | 1 | 37 0C | - | Burniol-Figols et al., 2018 |
| 2. | P. putida KT2440 | Crude glycerol | 1.5 L | 3% | 30 0C | 47% | Poblete-Castro et al., 2014 |
| 3. | Novosphingobium sp. | Crude glycerol | - | 2% | - | 45% | Teeka et al., 2012 |
| 4. | Bacillus thuringiensis | Crude glycerol; Nutrient broth | 125mL | 2% | 37 0C | 74.8% | Kumar et al., 2015 |
| 4. | Pannonibacter phragmitetus ERC8 | Crude glycerol | 200 mL | 0.8% | 30 0C | 17.41% | Ray et al., 2016 |
| 5. | Bacillus sp. ISTVK1 | Pure glycerol | - | 5% | 30 0C | 85.19% | Morya et al., 2018 |
| 6. | Paracoccus sp. strain LL1 | Glycerol | 150 mL | 2% | 30 0C | 39.3% | Kumar and Kim, 2018 |
| 7. | Halomonas daqingensis | Crude glycerol | 100 mL | 3% | 35 0C | 68.96% | This study |
| 8. | Halomonas ventosae | Crude glycerol | 100 mL | 4% | 350C | 72.41% | This study |