188 TOBACCO. 



II. By Volumetric Method. 



By working on 10 grams = 7-2 per cent. 

 By working on 50 grams = 7 ; 228 



4 Hidjaz.' I. By Mayer's Reagent. 



A. (leaf and midrib) 2-025 percent. 



B. (leaf and midrib) 2-268 ^ 



C. (leaf and midrib) 2-028 



D. (leaf and midrib) 1'863 



2 046 per cent, average. 



II. By Volumetric Process. 

 A 2-37 per cent. 



III. By Ethereal Solution of Ammonia. 



3-6 percent. 



* Kechan.' By Mayer's Solution. 



A. (leaf and midrib) 2 -83 5 percent. 



B. (leaf and midrib) 3-0375 



C. (leaf and midrib) 2 -85525 



2-90925 per cent, average. 



' Shiraz* By Mayer's Solution. 



A. (leaf and midrib) 5 8725 per cent. 



B. (leaf and midrib) 5 -7975 



5 835 per cent, average. 



" Estimation of Saccharoid Matter ; calculated as cane 

 sugar. The fermentation process was the one adopted, 

 not that we consider it by any means a good one, but 

 because it was the only one practicable. Fehling's solu- 

 tion was inadmissible, owing to the precipitation of 

 colouring and other matters, and the polariscope gave no 



