IMPROVED METHODS FOR FAT ANALYSIS. 



93 



Oils, Fats and Waxes. 



Consistency (20° C.)> 



Turbidity, 



Sedinient, 



Color 1 (0.5 inch cell), 



Organoleptic Tests. 



(Liquid. 

 Semifluid. 

 Solid. 



Water or other nonmiscible substances. 

 Stearin, tissue, dirt, etc. 

 Water white (colorless). 

 Straw color. '' 



Lemon yellow. 



Bright yellow (most oils when refined) . 

 Dirty yellow (beeswax). 

 Bright red. i 



Dirty dark red (crude palm oil). 

 Yellowish green (laurel oil). 

 Green (chlorophyll). 

 Brown. 

 Black. 



» Arbitrary commercial terms are often employed in designating oils. A scientific color stand- 

 ard cxf the Milton Bradley Company's type appears impractical, but Lovibond's tintometer 

 promises more satisfactory results. 



