at 0.01 m either sorbitol or fructose inhibited alpha-amylase by 8 % , maltose 7 % , sucrose 6 % , phenol , glucose and galactose each by 5 % , ethanol , glycerol , arabinose and sodium benzoate each by 4 % , isopropanol and mannitol 1 % , but methanol and ammonium citrate dibasic did not inhibit alpha-amylase .
C0001962
ethanol
C0001963
methanol