CON TK NTS 



PACK 



Properties "61 



Reactions .......... 61 



Microchemical tests ........ 63 



Levulose or Fructose 64 



Properties .......... 65 



Reactions .......... 65 



Sorbose ........... 65 



Galactose 65 



Preparation 66 



Properties 66 



Detection 66 



Mannose ........... 67 



Detection 67 



Disaccharides 68 



Cane sugar, sucrose or saccharose 68 



Properties and reactions 70 



Maltose 71 



Properties and reactions ....... 72 



Isomaltose ........... 73 



Cellobiose .73 



Mycose or trehalose ......... 73 



Agavose and lupeose ......... 73 



Lactose or milk sugar 74 



Trisaccharides 74 



Raffinose . 74 



Detection 75 



Melecitose 76 



Sugars of unknown molecular weight or sugar-like polysaccharides . 76 



Estimation of sugars .......... 77 



Volumetric methods ......... 77 



Estimation by means of Fehling's solution .... 77 



Estimation of pentoses 78 



Estimation of glucose 79 



Estimation of galactose and mannose .... 80 



Estimation of cane sugar ...... 81 



Estimation of maltose 81 



Estimation of mixtures of sugars ..... 82 



Estimation by means of Pavy's solution .... 83 



Estimation by Benedict's solution 85 



Gravimetric methods ......... 86 



Estimation of pentoses 86 



Estimation of glucose 88 



Estimation of glucose as osazone ..... 92 



Polarimetric methods 93 



Polysaccharides ........... 96 



Classification .......... 96 



Starches 97 



Starch or amylum 97 



Preparation 98 



Properties . ........ 99 



Action of acids on starch ...... 102 



Action of malt or diastase on starch . . . . 103 



Action of bacteria on starch ...... 103 



Reactions 104 



Estimation . . 105 



