Description

Cobalt(II) Sulfate Hydrate is an inorganic salt that serves as a vital source of cobalt ions in numerous industrial and chemical synthesis processes. Its consistent quality and high solubility make it an essential precursor for manufacturing catalysts, pigments, and advanced materials. This product is primarily utilized by industries involved in battery manufacturing, ceramics, surface treatment, and animal nutrition.

Application

• Electrolyte for Batteries: A key component in the formulation of electrolytes for lithium-ion and other advanced battery systems.
• Catalyst Precursor: Used in the synthesis of catalysts for petroleum refining, hydrodesulfurization, and organic chemical reactions.
• Ceramic & Glass Pigments: Imparts distinctive blue colors to glazes, ceramics, enamels, and glass.
• Surface Treatment & Electroplating: Employed in electroplating baths to deposit cobalt and cobalt alloy coatings for wear and corrosion resistance.
• Animal Feed Additive: Serves as a nutritional source of the essential trace element cobalt in mineral premixes for livestock.
• Drying Agent: Functions as a siccative in paints, varnishes, and inks to accelerate the drying process.
• Chemical Synthesis: Acts as a starting material or reagent in the preparation of other cobalt compounds and coordination complexes.
• Agriculture & Horticulture: Used to correct cobalt deficiencies in soils and as a micronutrient in fertilizer formulations.

Basic Information

Product Name	Cobalt(II) Sulfate Hydrate
CAS No.	13455-34-0
Molecular Formula	CoSO₄·xH₂O
Molecular Weight	154.99 (anhydrous basis)
Synonyms	Cobaltous sulfate hydrate; Cobalt monosulfate hydrate; Sulfuric acid, cobalt(2+) salt hydrate; Cobalt sulfate heptahydrate (common hydrate form); Cobalt(2+) sulfate; Rose vitriol
EINECS	Contact for details

Quality Control

Our Cobalt(II) Sulfate Hydrate is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, heavy metal content, and other critical parameters. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Red to pink crystalline powder
Identification (IR)	Conforms
Assay (as CoSO₄·7H₂O)	≥ 98.0 %
Cobalt (Co) Content	≥ 20.5 %
Insoluble Matter	≤ 0.02 %
Chloride (Cl)	≤ 0.002 %
Nitrate (NO₃)	≤ 0.05 %
Iron (Fe)	≤ 0.002 %
Nickel (Ni)	≤ 0.5 %
Zinc (Zn)	≤ 0.02 %
Heavy Metals (as Pb)	≤ 0.002 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.