637025

Sigma-Aldrich

Cobalt(II,III) oxide

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

Synonym(s):
Tricobalt tetraoxide, Cobalt tetraoxide, Cobaltic-cobaltous oxide
Linear Formula:
~Co3O4
CAS Number:
Molecular Weight:
240.80
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

99.5% trace metals basis

form

nanopowder

particle size

<50 nm (TEM)

surface area

BET surf. area 40-70 m2/g (typical range)

mp

895 °C (dec.) (lit.)

density

6.11 g/mL at 25 °C (lit.)

bulk density

0.57 g/mL

Featured Industry

Battery Manufacturing

SMILES string

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

InChI

1S/3Co.4O

InChI key

LBFUKZWYPLNNJC-UHFFFAOYSA-N

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Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

hazcat

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

storage_class_code

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

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Cody C Wyles et al.
The Journal of arthroplasty, 35(4), 1123-1129 (2019-12-20)
The aims of this study were to determine the levels of cobalt (Co) and chromium (Cr) ions generated in simulators from metal-on-polyethylene (MoP) and ceramic-on-polyethylene (CoP) constructs. Furthermore, we aimed to investigate the cytotoxic effect of these ion levels on...
Yik-Lam Cho et al.
Free radical biology & medicine, 153, 173-186 (2020-05-01)
Nickel oxide nanoparticles (NiO-NPs) are an important group of nanoparticles with increasing applications in many aspects of industry. At present, there is evidence demonstrating the cytotoxic characteristics of NiO-NPs, while the involvement of autophagy in the cytotoxicity of NiO-NPs has...
Kentaro Suehara et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 22(7), 675-683 (2021-01-27)
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