212 



MODERN METHODS OF TESTING MILK 



PAGE 



Percentages, average, how to find 202 



Phenolphthalein as indicator . . 90 



Pipette, in Babcock test 35 



Accuracy of, testing 49 



Correct way to use 55 



Greiner's 36 



In cream testing 75 



Sampling milk with 54 



Wagner's 36 



Potassium bichromate 29 



Pounds, to change to quarts . . . 201 

 Powdered milk, testing of ... . 86 

 Preservatives for composite sam- 

 ples 28 



Detection of, in milk 139 



Purdue alkali test 99 



Qualities, commercial, of butter . 151 



cheese 165 



Milk 179 



Cream 183 



Quarts, to change to pounds . . 202 

 Quevenne lactometer, description 



of 122 



Correcting for temperature . . 123 



How to use 123 



Compared with Board of Health 

 lactometer 127 



Rack, draining for test-bottles . 51 

 For composite samples .... 26 



Rennet-test, MarschalPs 115 



Monrad's 113 



Renovated butter, definition of . 18 



How to detect 141 



Standard of 19 



Richmond's slide-rule for 'finding 

 milk-solids 130 



Russian test for fat in milk and 

 products 66 



"Sal" test for fat in milk, etc., 

 Gerber's 68 



Salt in butter, commercial judg- 

 ing and scoring 158 



In cheese 171 



Salts in milk 13 



PAGE 



Samples. See Composite samples. 



Sampling butter 82, 150 



" Cheese 81, 165 



Cream 72 



Milk, composite 24 



Frozen 23 



Partially churned 21 



Partially creamed 20 



Sour 23 



With pipette 54 



Sampling-dipper 27 



Sampling-tubes 27 



Scales for weighing cheese, cream, 

 etc 72 



Score-cards for butter 160 



Cheese 173 



Scoring butter 159 



Cheese 173 



Cream 183 



Milk 182 



Standardized milk 183 



Sediment in milk, how to test for 109 



Serum of milk 15 



Solids of 15 



Sinacid test for fat in milk, etc. . 67 



Skim-milk, composition of ... . 16 



Detection of 136, 138 



How to calculate yield of . . . 204 



Test-bottles 79 



Testing for fat in 78 



Slide-rule, Richmond's for calcu- 

 lating solids 130 



Sodium carbcnate in milk, detec- 

 tion of 140 



Solids-not-fat in milk 15 



How to find amount of 129 



Solids, total, in milk. See Milk- 

 solids. 



Sour milk, cause of 13 



Sampling of 23 



Specific gravity^ of milk 119 



Cylinder 125 



Effect of fat on 120 



Effect of temperature on . . . 121 



Effect of water on 120 



How to find 121 



