* 
394 i 
Eliot and Storer on the Impurity of Metallic Zinc 
Pure Zine—W. 
e have already referred to the difficulty of obtaining 
g but the 
ance, because it aff 
difficult ects the accuracy of the r ‘ . 
y can generally be avoided by aiecaraany Datei 17 = 
i 5 process 
zine free from at 
jstillation will not 
from & 
from 
d by the manufac- 
” by those who sell 
must therefore test 
__* Since this 
ena has prepared @ sige qouniie-it- coil Recon of the Bethlehem Zine 
weight. See his y pure zinc Baad Si ae in 
