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 PROPERTY:black
and grey powder,no smell and no sapor,can be solved slowly
in hot muriatic acid and vitriol,it becomes when exposed in
air ,but can't hydrate,not solove in water,when heated to
950 centigrade,it turns into CoO2.
QUALITY
INDEX(%)
| Grade |
Co≥ |
Content of impurity(≤) |
| Ni |
Fe |
Mn |
Cu |
Zn |
Ca,Mg,Na(total) |
Muriatic undissolved substance |
| special class |
74.0 |
0.1 |
0.02 |
0.1 |
0.05 |
0.05 |
0.50 |
0.10 |
| First class |
72.0 |
0.2 |
0.05 |
0.2 |
0.15 |
0.05 |
0.50 |
0.20 |
| second class |
72.0 |
0.2 |
0.05 |
0.2 |
0.2 |
0.10 |
1.00 |
0.20 |
USE:used
as oxidizer,oil paint,pottery and enamel material;cobalt catalyzer;
PACKING:packed
in metal pail and sealed inside by cohesion ethene,net weight
is 50kilogram per bucket;packed in plastica calcium box and
sealed inside by cohesion ethene,net weight is 25 kilogram
per box.
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