TABLE 3.

ICP-OES Analysis (n = 3) of ¹³³LaCl₃ Produced with Different Barium Target Materials

	Elemental concentration (ppb)
Metal	Fresh BaCO3	Recovered BaCO3	Barium metal
Zinc	7.4 ± 1.7	5.5 ± 2.4	76 ± 55
Iron	3.2 ± 0.4	2.1 ± 0.8	16.8 ± 11.7
Aluminum	18 ± 2	16 ± 1	37 ± 19
Barium	240 ± 179	128 ± 108	1,150 ± 360
Indium	2.5 ± 1.2	3.9 ± 1.5	3.1 ± 0.9
Copper	5.5 ± 0.3	5.3 ± 0.1	5.3 ± 0.4

Data for barium metal are from Nelson et al. (3).