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In this study, chitooligosaccharides were prepared from cicada slough of Cryptotympana atrata Fabricius by hydrolysis using hydrogen peroxide (H 2 O 2 ). Factors affecting the hydrolysis of chitosan were investigated and the optimum hydrolysis conditions were as follows: time, 4h; temperature, 65°C; amount of H 2 O 2 , 2% (v/v); and pH, 5. Under these conditions, the...
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