|
Chemical and bio-chemical property
|
Raw material
|
|---|
|
MSW
|
DFS
|
MSW:DFS (2:1)
|
|---|
|
pH
|
7.39 ± 0.02
|
6.34 ± 0.02
|
6.67 ± 0.01
|
|
EC (µs/m)
|
2233 ± 55.87
|
1258.67 ± 70.99
|
1583 ± 7.94
|
|
Total N (g kg−1)
|
10.08 ± 0.16
|
26.23 ± 0.09
|
15.59 ± 0.19
|
|
Total OC (g kg−1)
|
308.13 ± 1.65
|
299. 38 ± 2.25
|
301.88 ± 1.08
|
|
C:N ratio
|
30.58 ± 0.33
|
11.42 ± 0.08
|
19.37 ± 0.17
|
|
TVS (g kg−1)
|
559.81 ± 2.36
|
506.38 ± 6.28
|
523.40 ± 8.09
|
|
\({\text{NH}}_{ 4}^{ + }\) (mg kg−1)
|
479.15 ± 7.074
|
1943.02 ± 39.45
|
1014.27 ± 37.25
|
|
\({\text{NO}}_{ 3}^{ - }\) (mg kg−1)
|
184.68 ± 3.696
|
1875.43 ± 36.81
|
684.53 ± 7.90
|
|
\({\text{NH}}_{ 4}^{ + }\):\({\text{NO}}_{ 3}^{ - }\) ratio
|
2.595 ± 0.024
|
1.04 ± 0.02
|
1.48 ± 0.07
|
|
Germination Index
|
6.475 ± 0.48
|
42.06 ± 1.27
|
31.84 ± 1.58
|
|
Faecal coliforms (log10 cfu)
|
4.59 ± 0.01
|
4.73 ± 0.03
|
4.63 ± 0.04
|
|
Helminth egg g−1 TS
|
–
|
80.55 ± 4.81
|
38.88 ± 1.60
|
-
MSW municipal solid waste, DFS dried faecal sludge, OC organic carbon, EC electrical conductivity, TVS total volatile solids, cfu colony forming units, TS total solids
