Items
|
Specification
|
Assay
|
99.0%min
|
Cu
|
63%max
|
Cd
|
0.0005%max
|
As
|
0.01%max
|
Pb
|
0.02%max
|
HCL insoluble
|
0.2%max
|
Water
|
0.2%max
|
PH(10%)
|
5-7
|