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People's Republic of China standard GB1625-79 %(m/m)
|
Item
|
criteria |
||
|
battery grade |
first grade |
second grade |
|
|
content(Calculate in ZnCl2), ≥ |
98.0 |
98.0 |
96.0 |
|
chlorid oxidation(Calculate in ZnO), |
1.8-2.2 |
2.2 |
2.2 |
|
sulfate(SO4),= |
0.01 |
0.01 |
0.05 |
|
barium(Ba),= |
0.1 |
0.1 |
0.2 |
|
ferrum Fe),= |
0.0005 |
0.001 |
0.002 |
|
plumbum(Pb),= |
0.0005 |
0.001 |
0.002 |
|
zinc plate cauterization experiment |
qualified |
- |
- |
People's Republic of China standard HG2323-2004 %(m/m)
|
Item |
criteria |
||||
|
I |
II |
III |
|||
|
top grade |
first grade |
first grade |
qualified grade |
||
|
Zinc chloride(ZnCl2) content ≥ |
96.0 |
95.0 |
95.0 |
93.0 |
40.0 |
|
Muriatic acid insoluble substance content≤ |
0.01 |
0.02 |
0.05 |
- |
|
|
Basic salt(calculate in ZnO)content ≤ |
2.0 |
2.0 |
0.85 |
||
|
Sulfate(calculate in SO4)content ≤ |
0.01 |
0.01 |
0.05 |
0.004 |
|
|
Ferrum(Fe) content ≤ |
0.0005 |
0.001 |
0.003 |
0.0002 |
|
|
Plumbum (Pb) content ≤ |
0.0005 |
0.001 |
0.0002 |
||
|
Alkali and alkaline-earth metal ≤ |
1.0 |
1.5 |
0.5 |
||
|
Corrosion test on the zinc plate |
Pass |
|
Pass |
||
|
PH |
|
|
3-4 |
||
We can provide various kind of package:
Next: Ammonium Zinc Chloride