— 463 — 



Tabella IV. 



Moleeole °/° 



di 



Temperature 

 di cristalli/., 

 primaria 



Temperature 

 del 

 1° arresto 



Durate 

 in secondi 



Temperature 

 d'arresto 

 eutettico 



Durate 

 in secondi 



0.00 



429 



— 



— 



g 







5.00 



410 



— 



— 







— 



10.00 



380 



223 



— 







— 



15 00 



370 



223 



— 







— 



21.15 



345 



222 



40 







— 



30.00 



300 



226 



140 



— 



— 



33.40 



283 



226 



180 







— 



37.75 



270 



224 



130 



' j l '■ ! 



— 



40 00 



260 



223 



100 



123 



20 



45.00 



? 



221 



60 



124 



60 



50.00 



2Ì8 







121 



80 



50.10 



208 







123 



90 



55 00 



173 







124 



110 



61.70 



166 







122 



240 



64.50 



166 







123 



200 



65.00 



183 







123 



190 



70.10 



253 







120 



130 



81.30 



313 







120 



100 



90.06 



362 







116 



30 



95.00 



385 







116 





100.00 



422 











0 10 20 30 

 TIC1 



30 90 100 

 CuCl 



Fio. 4. 



