58 



U. SUZUKI. 



NITROGEN IN PHOSPHO-TUNGSTIC PRECIPITATE. 



Dry matter 

 used. 



Baryta water 

 replaced. 



Nitrogen 

 found. 



Percentage of 

 nitrogen. 



Dark 



Light 



a) 



•b) 

 a) 

 •b) 



i 1 



1.834 



1.832 



1.830 



1.814 



c.c. 

 1.8 



2.0 



2.8 



2 -5 



1.9 



1.6 



2.0 

 2.0 



0.0047 



0.C067 



0.0044 



0.0050 



0.26 



0.36 



0.24 



0.27 



1 c.c. baryta water =0.00247 gram nitrogen. 



4. CUCURBITA MELOPEPO. 



TOTAL NITROGEN. 



Dark 



a) 



Light 



b) 



Dry matter 

 used. 





c.c. 



0.462 



12.5 





12.7 



0.451 



15.6 





16.0 



0.458 



12.9 





13.0 



0444 



15-7 





15-3 



Baryta water 

 replaced. 



Nitrogen 

 found. 



0.03 1 1 



0.0390 



0.0319 



0.0383 



Percentage of 

 nitrogen. 



6-74 

 8.65 

 6.96 

 8.62 



