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203076

Sigma-Aldrich

Cobalt

granular, 99.99% trace metals basis

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About This Item

Empirical Formula (Hill Notation):
Co
CAS Number:
7440-48-4
Molecular Weight:
58.93
EC Number:
231-158-0
MDL number:
MFCD00010935
UNSPSC Code:
12141710
eCl@ss:
38190601
PubChem Substance ID:
24852144
NACRES:
NA.23

Quality Level

100

Assay

99.99% trace metals basis

form

granular

resistivity

6.24 μΩ-cm, 20°C

bp

2900 °C (lit.)

density

8.9 g/mL at 25 °C (lit.)

SMILES string

[Co]

InChI

1S/Co

InChI key

GUTLYIVDDKVIGB-UHFFFAOYSA-N

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Application

Employed in the synthesis of a metal-rich layered telluride, TaCo2Te2, which possesses ideal characteristics for photovoltaic applications, for surface scanning studies, and which may give clean and atomically flat surfaces.

Pictograms

FlameHealth hazard
GHS02,GHS08

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 4 - Carc. 1B - Eye Irrit. 2 - Flam. Sol. 1 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class I Designated Chemical Substances

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

203076-BULK:
203076-25G:4548173313344
203076-VAR:
203076-5G:4548173313351

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ0237
MKCN9089
MKCK8838
MKCK3683
MKCF8797

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Neuhasen, J. et al.
Chemistry of Materials, 10, 3870-3870 (1998)
Heather De Bari et al.
Acta crystallographica. Section F, Structural biology and crystallization communications, 69(Pt 3), 228-236 (2013-03-23)
The X-ray crystal structure of ribosome hibernation promoting factor (HPF) from Vibrio cholerae is presented at 2.0 Å resolution. The crystal was phased by two-wavelength MAD using cocrystallized cobalt. The asymmetric unit contained two molecules of HPF linked by four Co
S Perconti et al.
Journal of biological regulators and homeostatic agents, 27(2), 443-454 (2013-07-09)
Size-dependent characteristics of novel engineered nanomaterials might result in unforeseen biological responses and toxicity. To address this issue, we used cDNA microarray analysis (13443 genes) coupled with bioinformatics and functional gene annotation studies to investigate the transcriptional profiles of Balb/3T3
Pushya A Potnis et al.
Cellular immunology, 282(1), 53-65 (2013-05-18)
Metal orthopedic implant debris-induced osteolysis of hip bone is a major problem in patients with prosthetic-hips. Although macrophages are the principal targets for implant-wear debris, the receptor(s) and mechanisms underlying these responses are not fully elucidated. We examined whether the
M K Shobana et al.
Journal of nanoscience and nanotechnology, 13(5), 3535-3538 (2013-07-19)
Ferrites are extremely important magnetic ceramics in the production of electronic components because they reduce the energy losses by the induced currents acting as electrical insulators. Similarly, the spinel-structured cobalt-based ferrites are promising materials for stress, torsion sensors and energy
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