38 



MANUAL OF MILK PRODUCTS 



Engling gives the composition of colostrum from a single cow 

 as follows : 



The average of twenty-two analyses of colostrum from dif- 

 ferent cows by Engling showed total solids 28.31, fat 3.37, 

 casein 4.83, albumin 15.85, sugar 2.48, ash 1.78. 



ACIDITY OF MILK 



The reaction of fresh milk depends on the indicator used in 

 making the test. When litmus is used as the indicator, the 

 reaction is usually amphoteric, that is, red litmus paper is 

 turned blue and blue litmus paper is turned red. If methyl 



