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Sigma-Aldrich

Cobalt(II) hydroxide

technical grade, 95%

Sinônimo(s):

Cobalt dihydroxide, Cobalt(2+) hydroxide, Cobaltous hydroxide

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About This Item

Fórmula linear:
Co(OH)2
Número CAS:
21041-93-0
Peso molecular:
92.95
Número CE:
244-166-4
Número MDL:
MFCD00016015
Código UNSPSC:
12352302
ID de substância PubChem:
24861066
NACRES:
NA.23

grau

technical grade

Ensaio

95%

forma

powder

densidade

3.597 g/mL at 25 °C (lit.)

aplicação(ões)

battery manufacturing

cadeia de caracteres SMILES

O[Co]O

InChI

1S/Co.2H2O/h;2*1H2/q+2;;/p-2

chave InChI

ASKVAEGIVYSGNY-UHFFFAOYSA-L

Categorias relacionadas

Descrição geral

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).

Aplicação

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.

Palavra indicadora

Danger

Classificações de perigo

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

Código de classe de armazenamento

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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