In this experiment the chemicals and reagents have been chosen in such a way that is cost effective and serve the purpose well. Also, the reagents have been chosen according to the purpose, quality, price and availability. Enzymes α-amylase, glucoamylase and glucose isomerase were purchased from Sigma (Switzerland), Tokyo chemical industry (Japan) and Noor enzyme (India) respectively. Corn starch, D-fructose, sodium metaperiodate, H2SO4, NaOH, NaCl, HCl and CaCl2 were purchased from Merck (Germany). Other reagents like sodium metaperiodate and resorcinol were purchased from Merck (India) and Loba Chemical (India) respectively. The cellulosic materials such as sawdust, sugarcane bagasse and rice bran were collected from local markets (Savar, Dhaka, Bangladesh).
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