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Table 3 Characteristics of pretreated ARs

From: Enhanced short chain fatty acids production from waste activated sludge conditioning with typical agricultural residues: carbon source composition regulates community functions

Parameter

CS

RS

LES

ABS

Volatile solid (VS) (mg/gTW)a

820.1

700.3

740.7

330.2

Total organic carbon (mgC/gVS)b

462.3

485.4

512.1

484.2

C/N ratioc

81.0

292.7

51.1

14.4

Cellulose (%)

50.2

56.1

44.7

16.8

Hemicellulose (%)b

24.6

13.4

15.5

21.2

Lignin (%)b

4.1

2.2

13.9

8.4

Soluble carbohydrate (%)b

4.8

6.6

4.5

7.8

Total protein (%)b

2.9

0.8

4.6

6.9

Humus (%)b

0.2

0.3

6.4

12.6

Other organic component (%)b

13.2

17.7

10.4

16.3

  1. amg volatile solid per g total weight; bpercentage in the volatile solid; cratio of total organic carbon and total nitrogen