Table 2.

Chemical composition of Cu-based foils (wt.%): comparison of experimental results (GD-OES) with nominal composition [29].

UNS		Elements (wt %)
		Cu	Zn	Ni	Others
C10300	Cu PHC	99.86 ± 0.01	0.032 ± 0.002	0.0010 ± 0.0005	0.03
	Nominal	99.95	-	-	0.001–0.005
C23000	Cu15Zn	85.33 ± 0.80	14.42 ± 0.67	–	0.25
	Nominal	84–86	14–16	-	0.05
C75200	Cu18Ni20Zn	60.23 ± 0.20	20.74 ± 0.13	18.15 ± 0.13	0.86
	Nominal	63.0–66.5	16.5–19.5	16.5–19.5	-