Tables 436, 43T. 

 DIELECTRIC CONSTANTS OF LIQUIDS {continued). 

 TABLE 436. — Temperature Coelilclents of tlie Formnla : 



i9e = A[i-a(/ — e)+3(/ — e)2]. 



359 



Substance. 



Amyl acetate . . 

 Aniline .... 

 Benzene. . . . 

 Carbon bisulphide 



Chloroform . 

 Ethyl ether 

 Methyl alcohol 

 Oils: Almond 



Castor . 



Olive . 



Paratline 

 Toluene 



Water 



Meta-xylene 



0.0024 



0.00351 



0.00106 



0.000966 



0.000922 



0.00410 



0.00459 



0.0057 



0.00163 



0.01067 



0.00364 



0.000738 



0.00092 1 



0.000977 



0.004474 



0.004583 



0.00436 



0.000817 



0.00000S7 



0.00000060 

 0.000015 



0.000026 



0.0000072 



0.00000046 



0.0000117 



Temp, 

 range, ° C. 



10-40 



20-181 

 22-181 



0-13 

 20-181 

 5-20 

 0-76 

 4-25 

 20-l8l 



Authority. 



Lowe. 



Ratz. 



Hasenohrl. 



Ratz. 



Tangl. 



Ratz. 

 Drude. 

 Hasenohrl. 

 Heinke, 1896. 



Hasenohrl. 



Ratz. 



Tangl. 



Heerwagen. 



Drude. 



Coolidge. 



Tangl. 



(See Table 433 for the signification of the letters.) 



TABLE 437. — Dielectric Constants of Liquefied Gases. 



A wave-length greater than loooo centimeters is designated by co. 



Smithsonian Tables. 



