CONTENTS 



Page 



Introduction 1 



Materials: 2 



1950 samples 2 



1951 samples 2 



1952 samples 3 



Methods : 4 



Preparation of samples 4 



Palatability studies 4 



Ratings by Panel A 4 



Ratings by Panel B 6 



Page 

 Methods — Continued 



Determination of benzene 



hexachloride content 7 



Results : 7 



Palatability studies 7 



Benzene hexachloride content- 18 



Discussion 21 



Summary 24 



Literature cited 25 



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