Table 2 Removal of glucose in dark-anaerobic and maximum productivity of H2 in cultures of C. vulgaris and S. obliquus immobilized in alginate beads (data are shown as mean ± SD, n = 3)
Microalgae | Key | Glucose removed (g/L) | Maximum production H2 (mL/L) | Productivity (mL H2/L/day) |
|---|---|---|---|---|
C. vulgaris | CLB | from 10 to 6 | 2.02 | 0.65a ± 0.25 |
CLA | from 10 to 8 | 0.91 | 0.265a ± 0.19 | |
CLV | from 10 to 3 | 60.4 | 39.18b ± 23.1 | |
S. obliquus | SLB | from 10 to 5 | 7.6 | 3.72c ± 1.6 |
SLA | from 10 to 9 | 1.13 | 4.52c ± 2.7 | |
SLV | from 10 to 0.5 | 128.0 | 204.8d ± 61.2 |