Babcock Test. 



51 



somewhat from that used by Dr. Babcock ; less 

 whirling is required, and the same reagents are 

 used as in the case of the Beimling. The DeLaval 



Fig. 3. Hand centrifugal for Babcock test. 



Separator Company has also introduced an appara- 

 tus for testing milk which is known as the butyrom- 

 eter. In this test a single reagent, sulphuric acid, 

 is used to set free the fat. The form of the ap- 



