CONTENTS 



XI 



Gentiobiose . 

 Trehalose . . - 



Lactose or milk sugar 

 Melibiose ... 

 Disaccharides produced by the union of a hexose with 

 Primeverose . 

 Vicianose 

 Strophanthobiose 

 Trisaccharides 

 Raffinose 



Detection 

 Melecitose 

 Stachyose 



Gentianose . . 



Sugars of unknown molecular weights or sugar 



saccharides . . . . • 



Abnormal or ill-delined sugars 

 Estimation of sugars . . . . • 



Volumetric methods .... 



Estimation by means of Fehling's solution 

 Estimation of pentoses 

 Estimation of reducing sugars 

 Estimation of galactose and mannose 

 Estimation of cane sugar . 

 Estimation of maltose 

 Estimation of mixtures of sugars 

 Estimation by means of Pavy's solution 

 Estimation by means of Benedict's solution 

 Estimation by Bertrand's method 

 Gravimetric methods 



Estimation of pentoses 

 Reducing sugars other than pentose 

 Estimation of glucose as osazone 

 Estimation of natural mixtures of sugars 

 Polarimetric methods 

 Polysaccharides 

 Hexosans 

 Glucosans 



Starch or amylum 

 Preparation 

 Purification 

 Properties 



Composition of the starch grain 

 Action of acids on starch . 

 Action of malt diastase on starch 

 Action of bacteria on starch 

 Reactions 



Estimation of starch 

 Dextrins 



Occurrence 



Formation from starch 

 General properties . 

 Commercial dextrin 

 Glycogen 



Preparation 

 Properties 

 Identification 

 Estimation 

 Lichenin and isolichenin 

 Paradextrane and paraisodextrane 

 Fructosans . 

 Inulin . 



a pentose 



like 



poly- 



PAGB 

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154 



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