INDEX 



PAGE 



Acid, lactic, from milk-sugar . . 13 



Estimation of 96-108 



Acid, sulphuric, action in Bab- 

 cock test 33 



Adding to milk 56 



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, 37 



Testing accuracy of 49 



Acid solution 98 



Acid tester 43 



Acid tests, Mann's 101 



Spillman's I .... 105 



Acids, action on alkalis 97 



In milk-fat 3 



Volatile acids 4 



Acidity, indicators for 98 



In milk, causes and kinds of 96 



In milk in relation to bacteria 113 



In rich and poor cream .... 110 



Principles of testing 97 



Rapid estimation of 106 



Testing of, in cheese 110 



In cream and milk . . . 101-108 



In whey 109 



Acidometer 43 



Adulterations of butter 149 



Cheese 150 



Cream 148 



Milk . . 141 



PAGE 



Age of composite samples when 



tested 31 



Of milk, testing by rennet . . 126 



Albumin in milk 11 



In relation to casein ..... 12 



Alkalis, action on acids 97 



Alkali test, Purdue 107 



Alkaline solution . . . . 98 



Alkaline-tablet test 103 



Analysis. See Composition. 



Annatto, detection of, in milk . 147 



Apparatus in Babcock test ... 34 



Testing accuracy of 45 



Appearance in judging and scor- 

 ing butter 167 



Cheese 180 



Arithmetic of milk and products 



193-212 



Ash in milk 13 



Average, true, how to find ... 210 



Babcock test 32 



Acid measure 36 



Acid used in 42 



Action of acid 33 



Apparatus 34 



Benefits of use 32 



Bottles 34,, 70, 82 



Centrifugal machines .... 38-40 



For butter . 85 



For buttermilk 83 



For cheese 83 



For condensed milk 91 



For cream 69 



For milk 53 



For milk powder ........ 94 



For skim-milk 81 



215 



