Vol. Il, No. 7.] The Milk and Butter-fat of the Indian Buffalo. 295 
[N.S.] 
I intend to confirm the figures given in this note by the exa- 
mination of a larger number of genuine samples. 
Max. Min. | Mean. 
Reichert-Wollny figure ... ves has 83§ | 28°9§ ve 
Percentage of volatile acids yielded by the fat 
(reckoned as butyric aci 5°80 5:08 pee 
-_ butyri i 13°2 
tatty, ee ee a te te te at 
eaproic acid 1 
Percentage of soluble acids yielded by fat (reck- 
oned as butyric acid) ae ee 
Percentage of insoluble acids cy ae 
Iodine absorption value ... si wt eS 27'4 
analytical processes. The ratio pee has been obtained by 
weighing the dried potassium salts obtained on evaporating to 
dryness on the water-bath the titrated distillate from the Reichert- 
Wollny process. The weight agreed with the supposition that, 
practically, the whole of the acid in the distillate was butyric. 
ess 
butyrate, there was left the anhydrous salt C,H,0,K. — 
These results may be translated into the more easily compre- 
hensible form :— - : 
The butter-fat consists of the glycerides of the following acids 
in the following proportions :— 
Max. Min. | Mean. 
per cent.|per cent.|per cent 
Butyrio ie a, ol §82-| #88 oa 
Caproic eee eee eve 0°42 0°37 ae 
0:00 
Non-volatile acids soluble in water we on 
Oleic a as .. | 41-70 | 3040 
Palmitic and stearic... = wee | 57°90. | 46°60 
pao ee re 
; f Indian buffalo-ghee 
In th ination of 20 selected _samples 0 ; : 
Dr. hh (loc. cit.) had obtained the following values for the Reichert-Wollny 
figure :—Mean, 34°5; Max., 39°3; Min., 30°5. 
