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Table 3 Extent of hydrolysis, acidification, and VFAs yields at the end of fermentation

From: Novel insight into the relationship between organic substrate composition and volatile fatty acids distribution in acidogenic co-fermentation

Parameters OS SP1 SP2 SP3 OP SF1 SF2 SF3 OF
Hydrolysis efficiency (%) 49.67 ± 1.67 45.44 ± 1.02 51.17 ± 1.62 56.39 ± 1.53 69.49 ± 1.91 50.35 ± 1.38 48.45 ± 1.82 53.13 ± 1.69 54.01 ± 1.34
Acidification efficiency (%) 14.51 ± 0.53 17.75 ± 0.68 21.25 ± 0.43 26.92 ± 0.46 16.74 ± 0.28 18.23 ± 0.27 20.62 ± 035 23.00 ± 0.64 17.56 ± 0.43
VFAs yield
(mg COD/g VS)
132.30 ± 5.43 151.60 ± 6.83 268.40 ± 10.45 343.54 ± 14.63 185.10 ± 7.49 139.67 ± 5.32 217.85 ± 8.47 282.02 ± 6.35 182.52 ± 5.24