Target:GB/T470-1997
|
Item
|
Index %
|
|||||||||
|
Zn %≥
|
Impurities%≤
|
|||||||||
|
Pb
|
Cd
|
Fe
|
Cu
|
Sn
|
Al
|
As
|
Sb
|
Total
|
||
|
Zn99.995
|
99.995
|
0.003
|
0.002
|
0.001
|
0.001
|
0.001
|
-
|
-
|
-
|
0.0050
|
|
Zn99.99
|
99.99
|
0.005
|
0.003
|
0.003
|
0.002
|
0.001
|
-
|
-
|
-
|
0.010
|
|
Zn99.95
|
99.95
|
0.020
|
0.02
|
0.010
|
0.002
|
0.001
|
-
|
-
|
-
|
0.050
|
|
Zn99.5
|
99.5
|
0.3
|
0.07
|
0.04
|
0.002
|
0.002
|
0.010
|
0.005
|
0.01
|
0.50
|
|
Zn98.7
|
98.7
|
1.0
|
0.20
|
0.05
|
0.005
|
0.002
|
0.010
|
0.01
|
0.02
|
1.30
|
|
Note: Zn99.99% of the zinc ingots for the production of die-casting alloys, the maximum lead content should be 0.003%
|
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