on the spark spectra of palladium, rhodium and ruthenium. 335 



X 



rfX/X 2 



In- 

 tensity 







+ 1-66 



5 





3806-1 







3 







-1-69 



5 







+ 1-92 



3 





3793-4 







2 







-1-91 



3 







+ 1-91 



5 





3788-G 







3 







-1-88 



5 





3778-3 



+ 1-42 

 



6 

 4 



[ The middle constituent removed by calcite. 





-1-42 



6 





+ 1-74 



5 





3770-1 







3 







-1-76 



5 







+ 2-04 



3 





3765-2 







2 







-2-01 



3 







+ 2-31 



5 





3754-4 







3 







-2-30 



5 







+ 2-00 



6 





3744-3 







4 







-2-03 



6 







+ 2-10 



6 





3737-5 







4 







-2-10 



6 







+ 1-74 



3 





3735-5 







2 







- 1-76 



3 





37021 



+ 1-66 





 - 1-64 



o 

 o 



3 

 3 



1 The middle constituent is very slightly stronger 

 than the two outside ones. 





+ 1-60 



6 





3699-7 







4 







-1-57 



6 





