Merck
CN
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文件

637025

Sigma-Aldrich

氧化钴 (II,III)

nanopowder, <50 nm particle size (SEM), 99.5% trace metals basis

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别名:
四氧化三钴, 四氧化钴
线性分子式:
~Co3O4
CAS号:
1308-06-1
分子量:
240.80
MDL编号:
MFCD00010939
PubChem化学物质编号:
24882820
NACRES:
NA.23

质量水平

200

检测方案

99.5% trace metals basis

形式

nanopowder

表面积

40-70 m2/g , typical range

粒径

<50 nm (SEM)

mp

895 °C (dec.) (lit.)

密度

6.11 g/mL at 25 °C (lit.)

堆积密度

0.57 g/mL

application(s)

battery manufacturing

SMILES string

O=[Co].O=[Co]O[Co]=O

InChI

1S/3Co.4O

InChI key

LBFUKZWYPLNNJC-UHFFFAOYSA-N

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相关类别

一般描述

氧化钴是一种p型半导体，属于普通尖晶石晶体结构，氧化物离子呈立方紧密堆积。它具有不同的氧化态和多种带隙能量（2.28eV 和1.57eV）。它在室温下为顺磁性。

应用

氧化钴（III）纳米颗粒可用于：

  • 修饰用于检测纳米浓度范围砷（III）的玻碳电极。
  • 与碳纳米球一起制备稳定的光催化剂用于染料分解和析氢反应。
  • 作为电极材料用于制备超级电容器。

象形图

Health hazard
GHS08

警示用语：

Danger

危险分类

Aquatic Chronic 3 - Carc. 1A Inhalation - Resp. Sens. 1

储存分类代码

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

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