Table 1 The first-order rate constant (k, day−1) of PAH-degradation, half-lives (t1/2, day), correlation coefficient (r2) and final removal.

From: Complex Interactions Between the Macrophyte Acorus Calamus and Microbial Fuel Cells During Pyrene and Benzo[a]Pyrene Degradation in Sediments

Treatment

Pyrene

BaP

k (d−1)

r 2

t1/2 (d)

Final removal (%)

k (d−1)

r 2

t1/2 (d)

Final removal (%)

control

0.00091 ± 0.00018

0.81

761.7

27.03 ± 4.06

0.00042 ± 0.00005

0.91

1650.4

14.29 ± 9.64

SMFC

0.00200 ± 0.00043

0.80

346.6

55.73 ± 5.65

0.00176 ± 0.00053

0.63

393.8

47.20 ± 8.32

macrophyte

0.00300 ± 0.00050

0.93

231.0

67.94 ± 5.28

0.00306 ± 0.00057

0.86

226.5

59.63 ± 3.61

macrophyte-SMFC

0.00570 ± 0.00045

0.98

121.6

87.18 ± 5.62

0.00514 ± 0.00073

0.93

134.9

76.40 ± 6.93

  1. Data are means ± standard deviation.
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