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  • ASTM E1898-21

ASTM E1898-21

Standard Test Method for Determination of Silver in Copper Concentrates by Flame Atomic Absorption Spectrometry

ASTM International, 10/01/2021

Publisher: ASTM

File Format: PDF

$27.00$54.00


Published:01/10/2021

Pages:5

File Size:1 file , 110 KB

Note:This product is unavailable in Russia, Ukraine, Belarus

1.1''This test method covers the determination of silver in the range of 13 ''g/g to 500 ''g/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

to

4.50

Arsenic

%

0.01

to

0.50

Barium

%

0.003

to

0.10

Bismuth

%

0.001

to

0.16

Cadmium

%

0.0005

to

0.04

Calcium

%

0.05

to

4.00

Carbon

%

0.10

to

0.90

Chlorine

%

0.001

to

0.006

Chromium

%

0.0001

to

0.10

Cobalt

%

0.0005

to

0.20

Copper

%

10.0

to

44.0

Fluorine

%

0.001

to

0.10

Gold

''g/g

1.40

to

100.0

Iron

%

12.0

to

30.0

Lead

%

0.01

to

1.40

Magnesium

%

0.02

to

2.00

Manganese

%

0.009

to

0.10

Mercury

''g/g

0.05

to

50.0

Molybdenum

%

0.002

to

0.25

Nickel

%

0.0001

to

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