Table 3 EDS analysis results of the tin bronze reference materials (wt%)

From: Technologies and sources of the earliest Chinese bronze horse sculptures unearthed on the Loess Plateau

Reference material code

Data item

Component

Cu

Sn

Pb

Zn

Fe

BYG2003-34

Standard value

82.30

6.38

8.74

2.55

0.03

Average measured value

81.60

6.06

9.68

2.62

0.04

Absolute error

−0.70

−0.32

0.94

0.07

0.01

Relative error

−0.85%

−5.05%

10.77%

2.89%

27.42%

Relative standard deviation

3.17%

7.96%

30.72%

21.97%

104.27%

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