342440

Cobalt(II) hydroxide

technical grade, 95%

• Sinónimos: Cobalt dihydroxide, Cobalt⁽²⁺⁾ hydroxide, Cobaltous hydroxide
• Fórmula lineal: Co(OH)₂
• Número de CAS: 21041-93-0
• Peso molecular: 92.95
• EC Number: 244-166-4
• MDL number: MFCD00016015
• UNSPSC Code: 12352302
• PubChem Substance ID: 24861066
• NACRES: NA.23

Propiedades

• grade: technical grade
• Quality Level: 200
• assay: 95%
• form: powder
• density: 3.597 g/mL at 25 °C (lit.)
• application(s): battery manufacturing
• SMILES string: O[Co]O
• InChI: 1S/Co.2H2O/h;2*1H2/q+2;;/p-2
• InChI key: ASKVAEGIVYSGNY-UHFFFAOYSA-L

Descripción

General description

Cobalt(II) hydroxide is a versatile compound with various applications in battery manufacturing, sensors, supercapacitor, and magnetic materials. It is also used as a key component in the production of rechargeable lithium-ion batteries. Additionally, it is also used in electrochemical reactions, including the oxidation of glucose and the oxygen evolution reaction (OER).

Application

Cobalt(II) hydroxide can be used in the research and development :

• As an additive in Ni-based rechargeable alkaline batteries, including Ni-Cd and Ni-MH batteries, to improve their electrochemical performance.   
• To synthesize reduced graphene oxide/cobalt hydroxide (rGO/Co(OH)₂) composite material, which exhibits enhanced electrochemical performance for supercapacitor applications.     
• As a electrode material for high-performance supercapacitors. It exhibits high specific capacitance and long cycling stability, making it a promising electrode material for supercapacitors.

Información de seguridad

• pictograms: GHS06,GHS08,GHS09
• signalword: Danger
• hcodes: H302,H317,H319,H330,H334,H350,H360,H410
• pcodes: P273 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Carc. 1B - Eye Irrit. 2 - Repr. 1B - Resp. Sens. 1B - Skin Sens. 1
• Storage Class: 6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves