Description

Cobalt(II) Bromide Hydrate is an inorganic salt of cobalt, widely recognized for its role as a versatile catalyst precursor and reagent in organic synthesis. Its value lies in its ability to facilitate key chemical transformations, making it a critical component in advanced material and fine chemical manufacturing. This product is essential for research institutions and industrial sectors involved in catalysis, electroplating, and the production of specialized pigments and electronic materials.

Application

• Catalyst Precursor: Used in the synthesis of catalysts for polymerization, hydrogenation, and carbonylation reactions.
• Organic Synthesis Reagent: Serves as a bromine source or cobalt source in various coupling and cyclization reactions.
• Electroplating & Surface Treatment: Employed in electrolytic baths for cobalt alloy plating to impart hardness and corrosion resistance.
• Moisture Indicator & Desiccant: Utilized in humidity indicator cards and drying agents due to its distinct color change upon hydration.
• Pigment & Dye Intermediate: Acts as a starting material for producing cobalt-based blue and green pigments used in ceramics and glass.
• Research & Development: A key reagent in academic and industrial labs for exploring new catalytic systems and inorganic complexes.
• Electronic Materials: Used in the preparation of precursors for thin-film deposition and magnetic materials.

Basic Information

Product Name	Cobalt(II) Bromide Hydrate
CAS No.	85017-77-2
Molecular Formula	CoBr₂·xH₂O
Molecular Weight	218.74 (anhydrous basis)
Synonyms	Cobaltous Bromide Hydrate; Cobalt Dibromide Hydrate; Cobalt Bromide Hydrate; Cobalt(2+) Bromide Hydrate; Cobalt Bromide (CoBr2) Hydrate; Bromocobalt Hydrate
EINECS	Contact for details

Quality Control

Our Cobalt(II) Bromide Hydrate is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure consistent purity and performance. We provide detailed Certificates of Analysis (COA) that include assay, impurity profile, and physical characterization data, supporting compliance with relevant industry and research standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Red to violet crystalline powder
Identification (IR)	Conforms
Assay (CoBr₂ basis)	≥ 98.0 %
Cobalt (Co) Content	Contact for details
Water Content (LOD)	Contact for details
Insoluble Matter	≤ 0.1 %
Chloride (Cl)	≤ 0.1 %
Sulfate (SO₄)	≤ 0.1 %
Heavy Metals (as Pb)	≤ 0.005 %

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