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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)

From: Biohydrogen production by Chlorella vulgaris and Scenedesmus obliquus immobilized cultivated in artificial wastewater under different light quality

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
  1. Means followed by similar letters showed not significantly different (Tukey; p ≤ 0.05)