NOTES ON COCONUT, COPKxV, AND COCONUT OIL. 

 Table IV. — Percentage free fatty acid {as oleic). 



No. 



At start. 



Two 

 months. 



Four 

 months. 



Six 

 months. 



One 

 year. • 



Three 

 years. 



A 



0.06 



0.06 



0.09 



0.60 



2.6 



9.6 



B 



0.06 



0.06 



0.08 



00.48 



f =2.3 

 1 a 0.14 



8.9 

 0.37 



1 



1.2 



1.3 



1.5 



1.9 



3.1 



9.4 



2 



1.2 



1.5 



1.5 



1.7 



2.1 



3:7 



3 



1.4 



1.6 



2.1 



2.6 



3.9 





4 



5.3 





5.9 



6.1 



6.8 



9.0 



h 



.5.5 







7.6 



10.1 



28.2 



6 



0.10 



0.16 



0.19 



0.30 



0.53 



1.9 



7 



0.16 



0.18 



0.19 



0.27 



0.39 



1.0 



8 



0.16 



0.14 



0.19 



0.30 



0.40 



0.93 



9 



0.16 



0.16 



0.18 



0. 25 



0."35 



0.93 



10 



0.16 



0.16 



0.21 



0.28 



0..54 



1.5 



11 



0.13 



0.18 



0.25 



0.28 



0.43 



3.5 



12 



0.13 



0.10 



0.10 



0.14 



0.28 



1.0 



1.S 



0.13 



0.09 



0.09 



0.15 



0.28 



1.1 



14 



3.5 



3.7 



4.0 



4.3 



4.7 



5.7 



15 



0.32 





0.88 





3.3 





16 

 17 



1.6 

 0.09 



1.7 

 0.09 



2.0 

 0.14 





. 4.4 

 0.25 





0.16 



0.81 



18 



0.16 



0.18 



0.25 



0.27 



0.44 



0.82 



19 



1.18 



1.14 



1.34 



1.58 



2.0 



3.5 



20 



0.69 



0.69 



0.74 



0.85 



1.1 



2.7 



21 



0.69 



0.69 



0.74 



0.82 



1.1 



2.0 



22 

 23 



23.3 

 1.4 









30.0 

 2.5 





1.6 



1.8 



2.0 



3.9 



24 



1.4 



1.5 



1.7 



1.8 



2.5 



6.0 



25 



2.6 



3.4 



3.6 



3.9 



4.8 





26 



2.6 



2.6 



3.1 



3.5 



4.5 





27 



2.1 



2.4 



2.5 



2.8 



3.1 



4.2 



28 



3.0 



3.5 



4.0 



4.7 



6.1 



11.4 



29 



0.08 



0.38 



0.60 



0.69 



1.4 



3.9 



30 



0.08 



0.13 



0.16 



0.19 



0,80 





31 

 32 



2.0 

 6.8 



2.9 

 7.5 







7.5 

 9.2 





7.9 



8.1 



16.1 



33 



5.5 





6.9 



7.'2 



8.2 



16.5 



34 

 ■if, 



8.7 

 5.0 





10.2 



11.0 



13.8 

 • 8.2 





5.5 











•The greater part of the titrations at this period were made by Mr. L. A. Salinger of this Bureau 

 who kindly continued the series during my absence from the Bureau. 



i-This oil was kept in a large bottle. A sample in a small bottle showed au acidity of only 0.09 a 

 this time. 



c Large bottle. 



■J Small bottle. 



The most apparent fact which is noted on examining these tallies is 

 the proportionately large increase in free acid after the first year. 



In some samples this change is so great and so unexpected as to 

 appear at first glance inexplicable, but in such eases I have nearly always 



7197S 3 



