Industrial Cobalt Sulfate Heptahydrate Co 21%, CAS 10026-24-1, for Battery-Grade Material Assessment
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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 proposed battery-material grade should be judged against actual acceptance criteria and current analytical evidence. TY-Cobalt Sulfate Heptahydrate is industrial CoSO4*7H2O, described as red-brown and easily soluble in water, with stated elemental cobalt content Co 21%.
Define the battery-grade acceptance criteria explicitly
List the individual impurities and other material measurements required by the project. The cobalt-content figure is not compound purity or proof of battery-grade qualification, so request current analysis with its reporting basis and confirmation of the actual heptahydrate material.
Keep measured descriptors within their stated scope
The reported pH is 3.5–5.5 for a 5% solution, and density is approximately 1.95g/cm³. Ask for the relevant methods and sample conditions; these descriptors do not establish a battery-process operating window or a bulk-density specification.
- Analytical decision
- Does the actual model’s cobalt, hydrate and impurity evidence meet the required grade limits?
- Qualification decision
- Do relevant battery-material trials meet the project’s agreed process acceptance criteria?
Require actual battery evidence beyond the salt identity
Lithium battery, electroplating, catalyst and pigment/ceramic are listed use directions. None establishes electrochemical performance or acceptance in another process, and each application needs relevant qualification evidence rather than a general grade assumption.
The stated storage instruction is a cool, dry place away from moisture. Request current safety and technical information and appropriate sample records identifying TY-Cobalt Sulfate Heptahydrate. Keep the battery-grade decision open until the current impurity analysis and actual qualification evidence answer the defined material requirements.
