284 



MODERN METHODS OF TESTING MILK 



Milk testing, Babcock test . 32-57 



On the farm 211 



Mixing milk and acid ... 62 

 Moisture. See water. 



Monrad rennet-test .... 169 



Neutral solutions .... 133 



Neutralization 132 



Nitrogen compounds of milk . 8 



In relation to fat . . 12, 204 

 New York Board of Health 



lactometer 181 



Oleomargarin, test for . . . 209 

 "Overrun" in butter, how to 



find 256 



Package, judging and scoring 



of, in butter .... 227 



In cheese 240 



Paraphenylene-diamins test for 



heated milk 161 



Patrick test for water in butter 119 

 Per cent, of any constituent of 

 milk and products, how to 



find 254 



Percentages, average, how to 



find 270 



Perkins test for salt in butter 127 



Phenolphthalein as indicator . 133 



Pipette, in Babcock test . 35 



Accuracy of, testing ... 52 



Correct way to use ... 58 



In cream testing .... 86 



Sampling milk with ... 58 



Wagner's 36 



Potassium-bichromate ... 29 



Pounds, to change to quarts . 269 



Powdered milk, testing of . . 99 

 Preservatives for composite 



samples 28 



Detection of, in milk . . 207 



Publow acid test .... 145 



Qualities, commercial, of butter 219 



Cheese 233 



Milk 242 



Cream .250 



Quarts to change to pounds . 270 



PAGE 



Quevenne lactometer, descrip- 

 tion of 178 



Correcting for temperature . 179 



How to use 179 



Compared with Board of 



Health lactometer . . . 183 



Rack, draining for test-bottles 54 



For composite samples . . 26 



Reductase tests 158 



Reduction-fermentation test . 159 



Rennet-test, Marschall's . . 171 



Rennet-test, Monrad's . . . 169 



Renovated butter, definition of 18 



How to detect .... 209 



Standard of 19 



Richmond's slide-rule for find- 

 ing milk-solids .... 186 

 Russian test for fat in milk 



and products .... 70 

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



Gerber's 72 



Salt in butter, commercial judg- 

 ing and scoring . . . 226 



In cheese 239 



Tests for .... 125-130 



Salts in milk 13 



Samples. See Composite samples. 



Sampling butter . . . 101, 218 



Cheese 108, 233 



Cream 79 



Milk, composite .... 24 



Frozen 23 



Partially churned ... 21 



Partially creamed ... 20 



Sour 23 



With pipette .... 58 



Sampling-dipper 27 



Sampling-tubes 27 



Sanitary condition of milk, 



tests for .... 152-168 

 Scales for weighing cheese, 



cream, etc 79, 80 



Schardinger's test for heated 



milk 163 



Score-cards for butter . . . 228 



Cheese 248 



