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342440

Sigma-Aldrich

氢氧化钴（II）

technical grade, 95%

别名:

氢氧化钴, 氢氧化钴(2+), 氢氧化钾

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About This Item

线性分子式:
Co(OH)2
CAS号:
21041-93-0
分子量:
92.95
EC號碼:
244-166-4
MDL號碼:
MFCD00016015
分類程式碼代碼:
12352302
PubChem物質ID:
24861066
NACRES:
NA.23

等級

technical grade

品質等級

200

化驗

95%

形狀

powder

密度

3.597 g/mL at 25 °C (lit.)

應用

battery manufacturing

SMILES 字串

O[Co]O

InChI

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

InChI 密鑰

ASKVAEGIVYSGNY-UHFFFAOYSA-L

相关类别

一般說明

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).

應用

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.

訊號詞

Danger

危險分類

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

儲存類別代碼

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

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves

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