Basic Information of Cobalt Chloride Dihydrate
- Product Name (English): Cobalt Chloride Dihydrate
- English aliases: Cobalt(II) chloride dihydrate, Cobalt dichloride dihydrate
- Industry Abbreviations: CoCl2·2H2O
- Other language names: Chlorure de cobalt dihydraté (French), Kobaltchlorid-Dihydrat (German), Cloruro de cobalto(II) dihidrato(Spanish),Хлорид кобальта(II) дигидрат(Russian),염화코발트(II) 이수화물(Korean),كلوريد الكوبالت (II) ثنائي الهيدراط(Arabic)
- CAS number: 16544-92-6
- EINECS number: 231-589-4
- UN number: 3260
- Hazard class: 8 (Corrosive substances)
- Molecular formula: CoCl2·2H2O
- molecular weight: 165.87 g/mol
- Product Grade: Industrial grade, Analytical reagent (AR), Feed grade
- Main uses: Humidity indicators, desiccants, catalysts, feed additives, pharmaceutical intermediates
Physicochemical Properties of Cobalt Chloride Dihydrate
- Appearance and smell: Pink crystalline powder, odorless
- Solubility: Highly soluble in water, soluble in ethanol, acetone
- Boiling point: Loses water at 110 °C, decomposes at 400 °C
- Melting point: 87 °C (loses crystallization water)
- Density: 2.477 g/cm³
- Moisture absorption: Hygroscopic, color changes with humidity
- Purity: 98% min (industrial grade), 99.5% min (analytical grade) Cobalt content: ≥34%; ≥36%
- Toxicity: Toxic if swallowed or inhaled
- Stability: Stable under normal conditions, avoid contact with strong oxidizers and alkalis
- Particle size: 80-120 mesh (customizable)
Supplementary Technical Details for Cobalt Chloride Dihydrate
- Production methods: Crystallization method from cobalt chloride aqueous solution
- Acute toxicity (LD50): 250 mg/kg (oral, rat)
- Chronic toxicity: May cause cobalt lung disease with long-term exposure
- Upstream and downstream products (raw materials): Cobalt chloride, water, cobalt oxide
- Upstream and downstream products (downstream): Humidity indicators, catalysts, feed additives
- Quality Standards: GB/T 26523-2011 (modified), Enterprise standard
- Detection methods: Atomic absorption spectrometry, titration analysis
- Transportation methods: Road transport, sea transport (complies with IMDG code)
- Payment methods: T/T, L/C, Western Union
Packaging and Storage of Cobalt Chloride Dihydrate
- Packaging: 25 kg plastic-lined paper bags
- Storage: Store in cool, dry, well-ventilated warehouse; avoid moisture and strong oxidizers
- Shelf Life: 24 months when stored properly
- CAS number: 16544-92-6
- Molecular formula: CoCl2·2H2O
- molecular weight: 165.87 g/mol
- Implementation Standards: GB/T 26523-2011 (modified), ACS reagent standards
- Precautions: Avoid direct contact with skin and eyes; use in well-ventilated area
- After-sales service: Technical support, quality guarantee, return and exchange for unqualified products
Applications of Cobalt Chloride Dihydrate
Chemicals and Manufacturing Sector
- Industrial-grade Cobalt Chloride Dihydrate can be used to prepare cobalt pigments(Colorants for products such as ceramics and glass)、cobalt catalyst(Synthesis reactions such as esterification and oxidation).
- Industrial-grade Cobalt Chloride Dihydrate is one of the main components of cobalt electroplating solutions.Pure cobalt coatings and cobalt alloy coatings can be applied to conductive substrate materials.To give the substrate decorative, magnetic, or wear-resistant properties.
- Industrial-grade Cobalt Chloride Dihydrate can be used as an absorbent for ammonia gas.It is conducive to achieving the purposes of purification, recycling, and testing.
- Industrial-grade Cobalt Chloride Dihydrate exhibits the characteristic of changing color upon dilution.It can be used to make color-changing silica gel and humidity indicator cards.In order to intuitively assess the humidity of the environment.
Medicine and Research Fields
- High-purityCobalt Chloride Dihydrate is the starting material for the synthesis of vitamin B12 or other cobalt-containing drugs.
- High-purity Cobalt Chloride Dihydrate can be used as a hypoxia-mimicking agent.It is a fundamental research tool to simulate hypoxic environments within living organisms and to study diseases such as cancer and cardiovascular diseases.
Animal feed
Feed-grade Cobalt Chloride Dihydrate can be added to premixes and lick blocks for ruminant animals such as cattle and sheep.Used for the prevention and treatment of nutritional wasting disease in animals caused by a deficiency of the trace element cobalt.
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