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Table 2 Relative absorbance of OCH 3 group (cm -1 ) according to the FTIR spectrum of the sugar cane bagasse

From: Structural evaluation of sugar cane bagasse steam pretreated in the presence of CO2 and SO2

OCH3group bands (cm-1)

Untreated bagasse

Pretreated bagasse with SO2

Pretreated bagasse with CO2

2852

0.85

0.87

0.89

1462

0.88

0.95

0.93

1427

0.85

0.94

0.91

Mean value

0.86

0.92

0.91