Industrial Cobalt Sulfate Heptahydrate, 21% Co, for Current Material-Analysis Enquiries
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ColorRed-brown
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CAS No.10026-24-1PurityCo 21%
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AppearanceRed-brownApplicationcobalt salt, Lithium battery, Electroplating, Catalyst, Pigment and ceramic
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ClassificationSulphateEINECS No.600-050-9
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Grade StandardIndustrial GradeMolecular FormulaCoSO4*7H2O
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Other NamesCobalt Sulfate Heptahydrate, Cobalt sulfate, Sulfuric acid cobalt saltTypeCobalt Sulfate
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Hs code28332990SolubilityEasily soluble in water
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pH Value3.5 -5.5 (5% solution)DensityApprox. 1.95 g/cm³
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Molecular Weight281.10Packing25kg bag or 1000kg jumbo bag
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StorageStore in a cool, dry place, away from moistureShelf Life2 Years
A material-quality review should identify the salt and the measurements used to accept it. This industrial cobalt sulfate heptahydrate is red-brown, with formula CoSO4*7H2O and actual model TY-Cobalt Sulfate Heptahydrate. The stated 21% figure describes elemental cobalt.
Read cobalt analysis as a component assay
Request current identity, cobalt and impurity reports for the sample under review. Confirm the analytical basis and the constituent limits required by the intended process. The cobalt percentage does not establish the purity of the whole hydrated salt or demonstrate consistent results across other material records.
Preserve the pH test concentration and density qualification
The material-pH range is reported as 3.5–5.5 at a 5% solution condition. Ask for the preparation method before comparing that result with another report. Density is approximately 1.95 g/cm³; retain its approximate nature and request the measurement basis.
Qualify the selected industrial use with actual evidence
- Battery or cobalt-salt project
- Define the required composition and acceptance criteria for the specific component or process.
- Electroplating, catalyst or pigment work
- Review current material analysis alongside controlled results for the intended formulation.
- Ceramic application
- Agree the project procedure and the observations used to judge the actual sample.
Easy water solubility is reported qualitatively, without a dissolution-time measurement. Keep current technical and handling records with the sample reports, including the cool, dry storage guidance away from moisture, before making an application-specific selection.
