PRODUCTS OF HYDROLYSIS 



RATIO OP SULPHIDE SULPHUR TO TOTAL SULPHUR. 



As an example of the uniformity with which total sulphur and 

 sulphide sulphur may be determined the following figures are given : 



PERCENTAGE OF TOTAL SULPHUR IN DIFFERENT PREPARATIONS OF EDESTIN FROM 



HEMP-SEED. 



I. 



0-931 

 0-942 

 0-910 



VIII. 

 0-990 

 0-972 

 0-963 



XV. 

 0-902 



II. 



0-934 

 0-924 



0-937 



IX. 



0-990 



III. 



0-980 



0-938 



X. 



0-997 

 0-987 



XVI. XVII. 



0-893 0-934 



Neutral edestin. 



0-880 

 0-887 



Edestin chloride. 



IV. V. VI. VII. 



0-895 0-983 0-960 0-944 



0-963 0-941 



XI. XII. XIII. XIV. 



0-943 0-874 0-864 0-900 



0-900 0-866 



XVIII. XIX. XX. XXI. 



0-941 0-964 0-939 0-932 



Edestin sulphate. 

 XXIL XXIII. 



1-125 1-084 



i-iio 

 1-103 



PERCENTAGE OF SULPHIDE SULPHUR IN EDESTIN. 



Five grammes heated with 30 p.c. NaOH 

 and Pb(CjH 8 Oj)s at 165. 

 XXIV. XXV. 



0-339 0-363 



0-344 o*347 



0-340 

 o-337 



5* 



