Table 1 SRM981 solution was used as the standard reference material in the MC-ICP-MS analysis

From: Improvement and integration: scientific analyses of willow-leaf shaped bronze swords excavated from the Shuangyuan Village Cemetery, Chengdu, China

ICP–MS

SRM981

Number

206Pb/204Pb

207Pb/204Pb

208Pb/204Pb

1

16.9436

15.4965

36.7190

2

16.9438

15.4942

36.7182

3

16.9425

15.4948

36.7287

[22]

16.9420

15.4960

36.7200

Analytical error (%)

0.086

0.085

0.039

  1. The results of three runs for SRM981 determination, analytical error and published values from [22] are shown
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