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Bioresources and Bioprocessing

Table 4 Results of compositional analysis of DDGS pre- and post-ethanol extraction

From: Quantification and purification of lutein and zeaxanthin recovered from distillers dried grains with solubles (DDGS)

 

Pre-extraction DDGS

Post-extraction DDGS

Prob > |t|

Moisture

9.86

5.27 ± 0.29

 

Dry matter

90.11

94.73 ± 0.29

 
 

Dry basis

 

Crude fat

10.39

0.29 ± 0.27

0.0083

Ash

3.64

5.02 ± 0.10

0.0002

Lignin

4.3

3.37 ± 0.09

0.0095

Neutral detergent fiber (NDF)

37.3

45.87 ± 0.81

0.0198

Cellulose

10.6

14.63 ± 0.69

0.02

Hemicellulose

19.1

19.63 ± 8.93

0.0545

Acid detergent fiber (ADF)

16.1

18.83 ± 0.66

0.09702

Total starch

3.88

4.01 ± 0.10

0.0995

Crude fiber

11.5

16.43 ± 5.78

0.4392

  1. Prob > |t| indicates if there is a significant difference in samples pre- and post-extraction. If Prob > |t| is greater than 0.05, than there is no significant difference and the process does not impact these particular variables
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