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ASTM International, 04/01/2013
Publisher: ASTM
File Format: PDF
$32.00$64.00
Published:01/04/2013
Pages:5
File Size:1 file , 95 KB
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1.1 This test method covers the determination of silver in the range of 13 μg/g to 500 μg/g by acid dissolution of the silver and measurement by atomic absorption spectrometry. Copper concentrates are internationally traded within the following content ranges:
Element
Unit
Content Range
Aluminum
%
0.05
to
2.50
Antimony
0.0001
4.50
Arsenic
0.01
0.50
Barium
0.003
0.10
Bismuth
0.001
0.16
Cadmium
0.0005
0.04
Calcium
4.00
Carbon
0.90
Chlorine
0.006
Chromium
Cobalt
0.20
Copper
10.0
44.0
Fluorine
Gold
μg/g
1.40
100.0
Iron
12.0
30.0
Lead
Magnesium
0.02
2.00
Manganese
0.009
Mercury
50.0
Molybdenum
0.002
0.25
Nickel
0.08
Silicon
0.40
20.0
Silver
18.0
8000
Sulfur
36.0
Tin
0.004
0.012
Zinc
0.005
4.30
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
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