344 



ELEMENTARY CHEMICAL MICROSCOPY 



Table I. 



LIQUIDS FOR THE DETERMINATION OF THE REFRACTIVE 

 INDICES OF SOLIDS BY IMMERSION METHOD. 



Index of 

 refraction. 1 



i-3 2 

 1.36 



i-37 



i-39 

 1.40 

 1.44 

 1.46 

 1.46 

 i-47 

 i-47 

 1-47 

 1.48 

 1.49 

 1.49 

 1-5° 

 i-5i 

 1-52 

 1-55 

 156 



1-57 



1.58 



1.58 



1. 61 

 1.62 



1 .62 

 1.625 

 1.63 

 1.6s 

 1.76 2 



Name. 



Methyl alcohol 



Ethyl ether 



Ethyl alcohol 



Heptane 



Amyl alcohol 



Chloroform 



Carbon tetrachloride 



Cajeput oil 



Glycerine 



Turpentine 



Olive oil 



Castor oil 



Xylene 



Benzene 



Clove oil 



Cedar wood oil 



Monochlorbenzene 



Nitrobenzene 



Monobrombenzene 



Orthotoluidi.ne 



Monobromphenol 



Bromof orm 



Quinaldin 



Monoiodobenzene 



Quinoline 



Carbon bisulphide 



Alpha-monochlornaphthalene 

 Alpha-monobromnaphthalene. 

 Methylene iodide 



Approximate 



boiling point. 



°C. 



66 



35 

 78 

 98 

 132 

 61 

 76 



174 



290 



iS5 



136 

 80 



132 

 209 



155 

 197 



195 

 149 



240 



187 



239 

 46 



255 

 277 

 180 



Approximate density. 



O.79 

 O.71 

 O.79 



0.73 

 O.83 

 I.48 



i-59 

 0.92 

 1. 61 



0.86 

 0.91 

 0.96 

 0.86 

 0.88 



i-°5 

 0.98 

 .04 



20 



49 

 00 



2.83 

 1.05 



1-83 

 1 .09 

 1 .29 

 1 SO 

 1 -5° 

 3-34 



« = i .36* 



w = i.49 3 

 » = i.50 2 



w= 1.54 s 



k=i.59 8 



M=I .64 s 



■The. values for n in this column are those obtained in the author's laboratory at 20°-22 

 C. by means of the refractometer on Merck products. 

 J Schroeder van der Koik, 1. •. 

 sKley, 1. c. 



