CARE OF MILK AND CREAM 93 



3. The number of cubic centimeters of solution re- 

 quired to give a permanent pink color will indicate 

 the number of hundredths per cent acidity. For 

 example, if it requires 18 cubie centimeters of the 

 solution to color the mixture a faint pink, then the 

 sample tested has an acidity of eighteen-hundredths 

 of 1 per cent. 



