Peters, Table 1

Table 1: Results of analysis by NAA of samples taken from the tops of 125-pound billets poured on
two consecutive days (mean + one standard deviation)

Billet-Pour

Antimony (%)

Copper (%)

Arsenic (%)

A-1

0.525 + 0.025

0.0447 + 0.0005

0.0006 + 0.0006

B-1

0.502 + 0.014

0.0437 + 0.0006

0.0006 + 0.0007

C-1

0.500 + 0.017

0.0433 + 0.0005

0.0006 + 0.0007

D-1

0.499 + 0.014

0.0432 + 0.0007

0.0008 + 0.0009

E-1

0.524 + 0.026

0.0439 + 0.0017

0.0009 + 0.0006

A-2

0.411 + 0.017

0.0311 + 0.0008

0.0015 + 0.0002

B-2

0.418 + 0.007

0.0312 + 0.0006

0.0010 + 0.0007

C-2

0.436 + 0.025

0.0312 + 0.0014

0.0013 + 0.0009

D-2

0.443 + 0.011

0.0333 + 0.0011

0.0017 + 0.0002

E-2

0.433 + 0.018

0.0326 + 0.0008

0.0014 + 0.0002

 

 

 

 

 

 

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