52 PHYSIOLOGICAL CHEMISTRY. 



" UNKNOWN " SOLUTIONS OF CARBOHYDRATES. 



At this point the student will be given several " unknown " solu- 

 tions, each solution containing one or more of the carbohydrates 

 studied. He will be required to detect, by means of the tests on 

 the preceding pages, each carbohydrate constituent of the several 

 " unknown " solutions and hand in, to the instructor, a written 

 report of his findings, on slips furnished by the laboratory. 



The scheme given on page 51 may be of use in this connection. 



