showed the effect of acid concentrations
on reducing sugar yields after acid hydrolyzing of
1.5% cassava peels. About 20-60% of reducing
sugar was obtained from cassava peels with a solid
to liquid ratio of 1.5% using 0.01-0.25 M sulfuric
acid, hydrochloric acid and acetic acid at 135°C for
90 min. In the case of hydrochloric acid, acid
concentrations in the slurry had an adverse effect
on reducing sugar yields. The conversion of
cassava peels to reducing sugar was about 53.1% at
0.025 M hydrochloric acid whereas it was 37.5%