Vitamin A, Analytical Methods (continued. ) 



Studies on analytical methods of extracting vitamin A and oil from fish- 

 ery products. Part IV- -Experiments on the extraction of low-oil- content 

 livers with acetone ethyl ether, and petroleum ether. Sep 26k 



Some time and labor saving techniques in Titamin A and oil analyses. 

 FL 138 



Drill sampling device for fish livers. I - Constructional details. 

 FL lUl 



How oil and vitamin A are determined in fish livers. FL 226 



The fish liver oil industry. FL 233 



The calculation of the vitamin A potency of fish livers. FL 237 



A rapid method for determining the vitamin A potency of fish livers. FL 2U2 



Preliminary report on sampling of fish livers. FL 289 



Distribution of oil and vitamin A in fish livers. FL 290 



Adaptation of the Beckman quartz spectrophotometer for measurement of 

 vitamin A by the Carr-Price reaction. P 97 



Meet Professor Morton. P 122 



Fish liver oils. P I3I 



Meeting of technical representatives of government and industry to discuss 

 standardized methods of vitamin A sampling and assay. M 6 



Vitamin A, Content of 



Nutritive value of fish and shellfish. Doc 1000 



Bibliography on cod-liver oil in animal feeding, with noncritical comments 

 and abstracts . Doc IO65 



Chemical and physical properties of burbot-liver oil and its vitamin con- 

 tent. IR 12 



Chemical and physical properties of haddock-liver oil and its vitamin con- 

 tent. IR 27 



Studies on the utilization of swordf ish livers . IR 28 



228 



