Basic Information of Cobalt Sulfate Pentahydrate
- Product Name (English): Cobalt Sulfate Pentahydrate
- English aliases: Cobalt(II) sulfate pentahydrate, Cobaltous sulfate pentahydrate
- Industry Abbreviations: CoSO4·5H2O
- Other language names: Sulfate de cobalt pentahydraté (French), Kobaltsulfat-Pentahydrat (German), Сульфат кобальта(II) пентагидрат(Russian),
- 황산코발트(II) 오수화물(Korean), сульفات الكوبالت (II) بنتاهايدراط(Arabic)
- CAS number: 10026-24-1
- EINECS number: 233-334-2
- UN number: 3077
- Hazard class: 9 (Environmentally hazardous substances)
- Molecular formula: CoSO4·5H2O
- Molecular weight: 249.08 g/mol
- Product Grade: Industrial grade, Analytical reagent (AR), Feed grade
- Main uses: Battery materials, electroplating, animal feed additive, catalyst, pigment
Physicochemical Properties of Cobalt Sulfate Pentahydrate
- Appearance and smell: Red crystalline powder or crystals, odorless
- Solubility: Highly soluble in water, slightly soluble in ethanol
- Boiling point: Loses water at 100 °C, decomposes at 735 °C
- Melting point: 41.5 °C (loses crystallization water)
- Density: 1.948 g/cm³
- Moisture absorption: Stable under normal conditions, no obvious hygroscopicity
- Purity: 98% min (industrial grade), 99.5% min (analytical grade)
- Toxicity: Toxic if swallowed or inhaled
- Stability: Stable, avoid contact with strong oxidizers and alkalis
- Particle size: 80-120 mesh (customizable)
Supplementary Technical Details for Cobalt Sulfate Pentahydrate
- Production methods: Crystallization from Cobalt Sulfate Pentahydrate solution, evaporation concentration
- Acute toxicity (LD50): 389 mg/kg (oral, rat)
- Chronic toxicity: Long-term exposure may cause cobalt poisoning
- Upstream and downstream products (raw materials): Cobalt Sulfate Pentahydrate, water
- Upstream and downstream products (downstream): Cobalt oxide, lithium cobalt oxide, electroplating solutions
- Quality Standards: Enterprise standard, GB/T 26522-2011 (modified)
- Detection methods: Atomic absorption spectrometry, titration analysis
- Transportation methods: Road transport, sea transport (non-dangerous goods for small quantities)
- Payment methods: T/T, L/C
Packaging and Storage of Cobalt Sulfate Pentahydrate
- Packaging: 25 kg plastic-lined paper bags, 25kg/drum
- Storage: Store in cool, dry, well-ventilated warehouse; avoid moisture and direct sunlight
- Shelf Life: 24 months when stored properly
- CAS number: 10026-24-1
- Molecular formula: CoSO4·5H2O
- Molecular weight: 249.08 g/mol
- Implementation Standards: Enterprise standard, GB/T 26522-2011 (modified)
- Precautions: Avoid direct contact with skin and eyes; keep away from children
- After-sales service: Technical support, quality guarantee, return and exchange for unqualified products
Applications of Cobalt Sulfate Pentahydrate
Batteries and Electroplating
- Battery-grade cobalt sulfate pentahydrate is a key raw material for the preparation of lithium cobalt oxide and ternary materials used in lithium-ion battery cathodes, and it plays a role in improving battery cycle life and charge-discharge performance.
- Electroplating grade Cobalt Sulfate Pentahydrate can be used to prepare cobalt plating solutions or as an additive in electroplating processes.It can increase the hardness and physical properties of the plating layer, and also improve its gloss.
Catalysts and Catalytic Additives
- Industrial-grade cobalt sulfate pentahydrate can be used as a catalyst to increase reaction rates in petrochemical processes; and in esterification and oxidation reactions in the field of organic synthesis.
- Industrial-grade cobalt sulfate pentahydrate can be used as a catalyst additive for desulfurization, for example, to improve the efficiency of desulfurization in industrial exhaust gas treatment.
Pigments and the Ceramics Industry
- Industrial-grade Cobalt Sulfate Pentahydrate is a source of cobalt used in the preparation of various cobalt blue pigments for coloring glazes and ceramic bodies, imparting blue hues to ceramics.
- Industrial-gradeCobalt Sulfate Pentahydrate can also be used to prepare high-performance blue pigments, which possess excellent weather resistance, heat resistance, and permanence.It is used in areas such like coloring plastic resins, art paints, and automotive coatings.
Agriculture and Feed Additives
- Cobalt(II) Sulfate Pentahydrate can be used to prepare trace element fertilizers to supplement cobalt in the soil. It is beneficial to herbivorous animals and crops (especially legumes).
- Feed-grade Cobalt Sulfate Pentahydratecan be added in trace amounts to animal premixes to prevent problems such as anemia and stunted growth in animals caused by cobalt deficiency.
Other Fields
- Industrial-grade Cobalt Sulfate Pentahydrate can be added to paint to accelerate its drying speed, acting as a drying agent for paint.
- Industrial-grade Cobalt(II) Sulfate Pentahydrate can be used as a source of cobalt for the production of various cobalt compounds such as cobalt carbonate and cobalt acetate.
- Reagent-grade Cobalt(II) Sulfate Pentahydrate can be used as a standard reagent for cobalt ions in the laboratory, for both qualitative and quantitative analysis.
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