B3Z9P

[this study]

B6P

[this study]

NIST-SRM-610 [24]

Cpy-RM [19]

Cu

89.2 ± 4.5wt.%

(RSD = 5%)

93.9 ± 4.7wt.%

(RSD = 5%)

430.3 ± 23.6 ppm

(RSD = 5.5%)

34.97 ± 0.12wt.% (RSD = 0.3%)

Sn

2.5 ± 0.1wt.%

(RSD = 4%)

5.9 ± 0.3wt.%

(RSD = 5%)

396.3 ± 17.8 ppm

(RSD = 4.5%)

Not analyzed

Zn

8.02 ± 0.4wt.%

(RSD = 5%)

0.2 ± 0.01 wt.%

(RSD = 5%)

456.3 ± 19.2 ppm

(RSD = 4.2%)

Not analyzed

Fe

300 ± 15 ppm

(RSD = 5%)

98 ± 4.9 ppm

(RSD = 5%)

457.1 ± 22.2 ppm

(RSD = 4.9%)

30.27 ± 0.17wt.% (RSD = 0.6%)

Pb

39 ± 2 ppm

(RSD = 5%)

60 ± 3.0 ppm

(RSD = 5%)

413.3 ± 15.4 ppm

(RSD = 3.7%)

Not analyzed