697745

Kobalt

Carbon coated magnetic, nanopowder, <50 nm particle size (TEM), ≥99%

• Synonym(e): Cobaltbeschichtete Kohlenstoffnanopartikel, magnetisches Cobalt
• Empirische Formel (Hill-System): Co
• CAS-Nummer: 7440-48-4
• Molekulargewicht: 58.93
• NACRES: NA.23
• PubChem Substance ID: 329761949
• UNSPSC Code: 12352302
• MDL number: MFCD00010935

Eigenschaften

• material: carbon
• assay: ≥99%
• form: nanopowder
• composition: Carbon content, <8 wt. %
• magnetization: >150 emu/g, Mass saturation
• resistivity: 6.24 μΩ-cm, 20°C
• surface area: >15 m²/g
• particle size: <50 nm (TEM)
• bp: 2900 °C (lit.)
• density: 8.9 g/mL at 25 °C (lit.)
• application(s): battery manufacturing; catalysts
• SMILES string: [Co]
• InChI: 1S/Co
• InChI key: GUTLYIVDDKVIGB-UHFFFAOYSA-N

Beschreibung

Application

Air- and thermally-stable magnetic carbon-coated cobalt nanoparticles (nanomagnets). Carbon shell consists of approximately three graphitic layers and can be chemically functionalized using e.g. diazotization reactions.

Chemical Synthesis of Monodisperse Magnetic Nanoparticles

Sicherheitshinweise

• Piktogramme: GHS06,GHS08,GHS09
• Signalwort: Danger
• Gefahrencodes: H302,H317,H319,H330,H334,H341,H350,H360F,H373,H410
• Sicherheitshinweise: P273 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2
• Lagerklasse: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• Was ist los?: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• PSA (Persönliche Schutzausrüstung): dust mask type N95 (US), Eyeshields, Faceshields, Gloves