224 



Condensed Milk and Milk Powder 



comparatively uniform on consecutive days. Whenever possi 

 in the case of suspicious milk received at the factory, samj 

 should be secured direct from the stable for comparison. 



The following may be considered reasonable limits of com 

 sition beyond which normal milk seldom trespasses, and milk 

 falling within these. limits may be regarded with suspicion. 



Fat 



Specific gravity of milk 

 Per cent, total solids 

 Per cent, solids not fat 

 Specific gravity of milk 

 solids 



Minimum Maximum 

 2.5 per cent. 



1.034 



1.029 

 11.50 



7-75 



1.25 



9^5 

 1.36 



Average 



4 per c< 

 1.032 

 12.3 



8-5 

 i-33 



These factors are affected by the skimming and watering 

 milk as follows : 



Cream removed or 

 skim milk added 



Fat low 



Specific gravity of milk high 



Total solids low 



Solids not fat high 



Specific gravity of milk solids 



Water added 



Fat normal or low 



Specific gravity of milk low 



Total solids low 



Solids not fat low 



Specific gravity of milk solids normal 



Cream removed 

 and water added 



Fat low 



Specific gravity of milk normal 



Total solids low 



Solids not fat low or normal 



Specific gravity of milk solids normal or 



The total solids are determined by the formula 



4 



1.2 x f 



