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. 2012 Aug 3;5:56. doi: 10.1186/1754-6834-5-56

Table 3.

Summary of HTPH results for Miscanthusgenotypes displaying highest and lowest sugar yields

Description Pretreatment time (min) ** Miscanthussample No. Compositions (g/100 g dw)
Sugar yield
Glu Xyl Lig Glu Xyl Glu + Xyl
Highest yields
Glu + xyl mass yield*
0
70
43.6
26.6
17.7
10.2
3.5
13.7
35
112
42.3
25.7
21.7
35.8
20.8
56.6
% of Glu + xyl theoretical yield#
0
4
37.8
20.1
15.5
26.4
15.0
22.4
35
229
41.1
22.6
22.6
87.1
85.4
86.5
Glu mass yield
0
70
43.6
26.6
17.7
10.2
3.5
13.7
35
229
41.1
22.6
22.6
35.8
19.3
55.1
% of Glu theoretical yield
0
4
37.8
20.1
15.5
26.4
15.0
22.4
35
155
29.9
22.7
22.0
77.9
73.6
76.1
Xyl mass yield
0
70
43.6
26.6
17.7
10.2
3.5
13.7
35
22
42.6
26.8
20.4
34.9
20.9
55.8
% of Xyl theoretical yield
0
152
32.2
20.8
20.1
24.8
16.2
21.4
35
191
37.7
22.7
19.5
80.1
86.1
82.4
Lowest yields
Glu + xyl mass yield*
0
33
43.7
26.4
19.8
1.4
1.6
3.0
35
140
36.6
24.3
22.9
18.6
13.3
31.8
% of Glu + xyl theoretical yield#
0
33
43.7
26.4
19.8
3.1
6.2
4.2
35
141
39.0
23.7
23.5
48.2
57.2
51.6
Glu mass yield
0
33
43.7
26.4
19.8
1.4
1.6
3.0
35
140
36.6
24.3
22.9
18.6
13.3
31.8
% of Glu theoretical yield
0
33
43.7
26.4
19.8
3.1
6.2
4.2
35
141
39.0
23.7
23.5
48.2
57.2
51.6
Xyl mass yield
0
259
40.9
20.7
24.1
5.2
0.7
5.9
35
140
36.6
24.3
22.9
18.6
13.3
31.8
% of Xyl theoretical yield
0
259
40.9
20.7
24.1
12.8
3.3
9.6
  35 140 36.6 24.3 22.9 50.7 54.7 52.3

*mass yield calculated on basis of 100 g dry weight raw Miscanthus.

#percent of theoretical yield was calculated on basis of the amount of original glucan or xylan contents in raw Miscanthus.

** The highest or lowest yields of HTPH for the pretreatment of 0 or 35 min.

Glu-glucan, xyl-xylan, lig-lignin.