Effect of Volatile Fatty Acid Concentration on Anaerobic Degradation Rate from Field Anaerobic Digestion Facilities Treating Food Waste Leachate in South Korea

Table 4

Results of COD and VS removal rate.

Types of feed waste	Individual anaerobic digestion facility	CODcr removal rate (%)	VS removal rate (%)
FWL	FWL1; FWL2; FWL3; FWL4; FWL5; FWL6; FWL7; FWL8; Mean ± SD^#	79 ± 5; 58 ± 2; 14 ± 1; 72 ± 3; 92 ± 6; 53 ± 4; 83 ± 3; 78 ± 4; 66 ± 13	81 ± 6; 36 ± 3; 20 ± 3; 60 ± 5; 88 ± 3; 59 ± 4; 85 ± 4; 78 ± 3; 63 ± 23
A-MIX	A-MIX1; A-MIX2; A-MIX3; Mean ± SD^#	35 ± 2; 83 ± 6; 71 ± 5; 63 ± 20	63 ± 3; 64 ± 6; 42 ± 4; 56 ± 10
S-MIX	S-MIX1; S-MIX2; S-MIX3; S-MIX4; S-MIX5; S-MIX6; Mean ± SD^#	83 ± 3; 65 ± 5; 51 ± 5; 85 ± 6; 39 ± 4; 24 ± 3; 58 ± 18	74 ± 5; 57 ± 2; 51 ± 4; 8 ± 1; 46 ± 3; 11 ± 1; 41 ± 24

Mean ± standard deviation.