Figure 4

(a) Gas chromatography-mass spectrometer (GC-MS) chromatograph of abiotic control formation water incubated for 14 days. (b) GC-MS chromatograph of formation water treated with Chlorella vulgaris BS1 for 14 days.

(a) Gas chromatography-mass spectrometer (GC-MS) chromatograph of abiotic control formation water incubated for 14 days. (b) GC-MS chromatograph of formation water treated with Chlorella vulgaris BS1 for 14 days.