6o 



Cold-Storage of Fish 



[Oct. 



sodium hydroxide Solution was titrated against loo c.c. of the extract, 

 using Phenolphthalein as the indicator. 



Conduct of the examinations. Our examinations of the fish were 

 conveniently divided into three series: (I) On fresh fish, (II) on fish 



TABLE I 



Series I. Fresh flounders. Percentage data, except as noted 



Lipins — Fish L34-R51, in three groups; aliquot portions of the fish in each 

 groups were extracted together : 



Total amount of lipins in the fresh flesh (per cent) — 0.386, 0.360, 0.392; 

 average, 0.379. 



Acidity (mg. of KOH to neutralize i gm. of lipins)— 131, I47, 132; average, 

 136. 



* Expressed as c.c. of n/5 sodium hydroxid Solution required to neutralize 

 100 c.c. of extract. 



