Product Name : Cobalt(Ⅱ) sulfate Molecular Formula : CoSO4.7H20 Molecular Weight: : 281.10 Executive Standard : Company standard (Q/3320684 FND 03-2005) Character: Peachblow crystal or yellow, easily dissolving in water and alcohol. Use: Mainly for the battery industry, glass and enamel painting, compounds used to the manufacture of cobalt and coatings industry as paint driers. Storage: At dry and ventilated places, preventing heat and damps. Packaging: In knitted bag, inside with plastic sealed package, 25kg/bag. Special requirements from customers can be met. Main technical indexes (indicated by %):
Contents |
Premium Grade % |
Grade A Guaranteed (%) |
Grade B Guaranteed (%) |
Co ≥ |
21.2 |
21.2 |
20.5 |
Ni ≤ |
0.0008 |
0.001 |
0.001 |
Fe ≤ |
0.001 |
0.0015 |
0.0015 |
Cu ≤ |
0.0008 |
0.001 |
0.001 |
Mn ≤ |
0.0008 |
0.001 |
0.001 |
Pb ≤ |
0.001 |
0.001 |
0.001 |
Zn ≤ |
0.0008 |
0.001 |
0.001 |
Cd ≤ |
0.001 |
0.001 |
0.001 |
Cr ≤ |
0.0008 |
0.001 |
0.001 |
Ca ≤ |
0.001 |
0.0015 |
0.0015 |
Mg ≤ |
0.0015 |
0.002 |
0.002 |
Na ≤ |
0.001 |
0.001 |
0.001 |
As ≤ |
0.001 |
0.001 |
0.001 |
NO3- ≤ |
0.01 |
0.01 |
0.01 |
Cl- ≤ |
0.02 |
0.02 |
0.02 |
Insol. In water ≤ |
0.01 |
0.01 |
0.01 |
PH ≥ |
5 |
5 |
4 |
|
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