INDEX 



PAGE 



Acid, lactic, from milk-sugar . . 13 



Estimation of 88-100 



Acid, sulphuric, action in Babcock 



test 33 



Adding to milk 5G 



Care in handling 44 



Effect of strong and weak acid . 42 



Measuring for test 56 



Mixing with milk 58 



Strength of 42 



Temperature when used .... 57' 



Testing strength of 43 



Acid-hydrometer . 43 



Acid-measures 36, 87 



Testing accuracy of 49 



Acid solution 90 



Acid tester 43 



Acid tests, Mann's 93 



Spillman's 97 



Acids, action on alkalis 89 



In milk-fat 3 



Volatile acids 4 



Acidity, indicators for 90 



In milk, causes and kinds of . . 88 



In milk in relation to bacteria . 105 



In rich and poor cream .... 102 



Principles of testing 89 



Rapid estimation of 98 



Testing of, in cheese 102 



In cream and milk 93-100 



In whey 101 



Acidometer 43 



Adulterations of butter 141 



Cheese 142 



Cream 140 



Milk 133 



PAGE 



Age of composite samples when 



tested 31 



Of milk, testing by rennet ... 118 



Albumin in milk 11 



In relation to casein 12 



Alkalis, action on acids 89 



Alkali test, Purdue 99 



Alkaline solution 90 



Alkaline-tablet test 95 



Analysis. See Composition. 



Annatto, detection of, in milk . . 139 



Apparatus in Babcock test ... 34 



Testing accuracy of 45 



Appearance in judging and scor- 

 ing butter 159 



Cheese 173 



Arithmetic of milk and products . 185 



Ash in milk 13 



Average, true, how to find .... 202 



Babcock test 32 



Acid measure 36 



Acid used in 42 



Action of acid 33 



Apparatus 34 



Benefits of use 32 



Bottles 34, 70, 79 



Centrifugal machines .... 38-40 



For butter 82 



For buttermilk 80 



For cheese 80 



For condensed milk ...... 83 



For cream 69 



For milk 53 



For milk powder 86 



For skim-milk 78 



207 



