98%Min Cobalt Sulfate CAS 10124-43-3 Drying Agent for Painting Coso4 * 7H2O

Model NO.: zefeng Appearance: Powder Remarks: Kevin Specification: industry grade Type: Cobalt Sulfate Grade Standard: Industrial Grade Trademark: Zefeng Origin: Shandong
1.Details                                                                                                                       
1.1 Name: Cobalt Sulfate
1.2 Another name: Cobaltous Sulfate
1.3 Standard Applied: Enterprise Standard
1.4 Purity: 98%min
1.5 Cas no.: 10124-43-3 
1.6 EINECS No.: 233-334-2
1.7 HS: 283329
2.  Physical and chemical properties                                                                             
2.1 MF: CoSO4 * 7H2O
2.2 Appearance: Red crystal or powder
2.3 Molecular Weight: 281.10
2.4 Character: Light brownish red crystal, dissolve in water and methanol, slightly dissovle in ethanol. Easy to be efflorescence in air. 
2.5 Solubility in water: 60.4g/100g water @ 3C (37F)
2.6 Melting point: 96.8 °C
2.7 Boiling point: 420 °C
2.8 Density: 1.948 g/cm3

3.Technical indicator    

Item	Standard	Test Result
CoSO4·7H2O	≥98%	98.35
Co	≥21%	21.2%
Cl	≤0005	0.004
Fe	≤0.005	0.001
Cu	≤0.005	0.0003
Mn	≤0.02	0.002
Na	≤0.05	0.005
Ni	≤0.1	0.001
Zn	≤0.02	0.0012
Water-fast	≤0.01	0.01

 
                                                                              

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