Temp. : 34° C 
a mm 
t of the carbon, ¢ 
| 
sfate, 0,15 taliamehiori 
| 
: .. Sulfate reac- | G 
the tion of sol. 
(BaCl,) 
| 
B7,50/0 no reaction 
| 4 
m 
Bt, id. 
= fet bel 
already preci- | 
az pit. when cold, 
+ 
7, 
