INDEX 



Abbe's refractometer, 148 

 Absorption number, iodine, 153 

 Acetone, 5 

 Acid, arachidic, 157 



benzoic, detection of, 121 

 boracic, detection of, 120 

 butyric, 157, 183 

 capric, 157 

 caproic, 157, 183 

 caprylic, 157 

 citric, 11 



estimation of, 91 

 lauric, 157 

 myristic, 157 

 number of cheese fat, 234 

 oleic, 157 

 palmitic, 157 

 propionic, 183 

 salicylic, 183 

 stearic, 157 

 sulphuric, 71 

 Acidity of butter, 156 

 of cheese, 233 

 of milk, 2 



determination of, 30 

 by Dornic's method, 32 

 Soxhlet's, 31 

 Thorner's, 32 



Acids, coagulation of milk by, 180 

 fatty, insoluble, 153 



soluble, 148 



Ackermann's calculator, 104 

 Adams's paper coil method, 48 

 Added water in milk, determination 



of, 113 

 Addition of foreign fats to butter, 



157 

 of preservatives to butter, 176 



to milk, 119 



of saccharate of lime to milk, 117 

 of water to butter, 175 



to milk, 101, 112 

 Admixture of milk with goats' milk, 



115 

 Adulteration of butter, detection of, 



157 



of cheese, 191 

 of milk, proofs of, 100 

 Aerobic bacteria, 216, 217 

 Aeroycnes, bacteria, 216 



Albumin (lacto-albumin), 7 



composition of, 8 



estimation of, in milk, 85 

 in colostrum, 15 



properties of, 8 

 Albumose and peptone nitrogen in 



cheese, 183, 190 



Alcohol, critical temperature of 

 solution of milk fat in, 144 



determination of, 226 



test for acidity of milk, 30 

 Aldehyde-reductase in milk, 12 

 Alihin-Soxhlet method for estima- 

 tion of milk sugar, 85 

 Amide nitrogen in cheese, 120 

 Ammoniacal nitrogen in cheese, 190 

 Amphoteric reaction of milk, 2 

 Amyl alcohol, 71 

 Amylene, 73 

 Anaerobic bacteria, 217 

 Analysis of butter, 135 



of cheese, 185 



of cream, 74 



of milk, 30 et seq. 

 Annatto, 176, 178 

 Aniline yellow, 177, 179 

 Appeal to the cow, see Stall test 

 Arachidic acid, 157 

 Arachin, 5 



Araeometer method of fat determina- 

 tion, 36 



Arnold's guaiacum test, 97 

 Artificial colouring matters, detec- 

 tion of, 116 

 Ass, milk of, 16 

 Ash of milk, composition of, 10 



determination of, 90 

 Aspergillus, 217 

 Automatic burette, 31 



measures, 70, 71, 73 

 Average amount of fat in milk, 6 



composition of milk, 16 



B 



Babcock method for determination of 



fat, 61 



Baby butyrometer, 65 

 Bacillus bulgaricus, 207 



caucasicua, 206 



JcKcalis alcaligenes, 217 



254 



