Table 1 Comparison of % biodegradation of naphthalene and anthracene by microbial consortium and potential microorganism
From: Microbial degradation of petrochemical waste-polycyclic aromatic hydrocarbons
Organic contaminant (%) | 0 day | 4th day | 8th day | 10th day | 14th day | |||||
|---|---|---|---|---|---|---|---|---|---|---|
Microbial consortium | Pseudomonas aeruginosa | Microbial consortium | Pseudomonas aeruginosa | Microbial consortium | Pseudomonas aeruginosa | Microbial consortium | Pseudomonas aeruginosa | Microbial consortium | Pseudomonas aeruginosa | |
250 mg/L (% degradation) | ||||||||||
Naphthalene | 1.5 | 0.5 | 89.5 | 28.5 | – | 78 | – | 99 | – | – |
Anthracene | 0.7 | 0 | 42.4 | 20.8 | 100 | 60 | – | 96 | – | 100 |
500 mg/L (% degradation) | ||||||||||
Naphthalene | 2.4 | 0 | 34.5 | 12.5 | 76.7 | 30.7 | 98.4 | 40 | – | 80.7 |
Anthracene | 1.4 | 0 | 29.6 | 10.5 | 66.7 | 24.8 | 74.2 | 36.5 | 85.6 | 60.8 |
750 mg/L (% degradation) | ||||||||||
Naphthalene | 3.3 | 0 | 23.5 | 15 | 49.8 | 30.9 | 66.3 | 38 | 85.8 | 45 |
Anthracene | 2.1 | 0 | 23.5 | 7 | 45.8 | 14.2 | 56.4 | 20 | 67.8 | 35 |