CAS 7440-69-9

Wismut

Beschreibung:

Wismut, mit dem chemischen Symbol Bi und der CAS-Nummer 7440-69-9, ist ein Post-Übergangsmetall, das für seine einzigartigen Eigenschaften bekannt ist. Es hat eine relativ niedrige Dichte und eine hohe Atommasse, was es zu einem der schwersten stabilen Elemente macht. Wismut zeichnet sich durch seine spröde Natur und sein glänzendes, silber-weißes Aussehen mit einem leichten rosafarbenen Schimmer aus. Es zeigt eine niedrige Wärmeleitfähigkeit und ist im Vergleich zu anderen Metallen ein schlechter Leiter von Elektrizität. Wismut hat einen hohen Schmelzpunkt und dehnt sich beim Erstarren aus, was für Metalle ungewöhnlich ist. Chemisch ist es relativ inert, zeigt Widerstand gegen Oxidation und Korrosion und reagiert nicht mit Wasser oder verdünnten Säuren. Wismut-Verbindungen, wie Wismut-Subsalicylat, werden in der Medizin verwendet, insbesondere bei gastrointestinalen Problemen. Darüber hinaus ist Wismut im Vergleich zu anderen Schwermetallen ungiftig, was es zu einer sichereren Alternative in verschiedenen Anwendungen, einschließlich Kosmetika und Pharmazeutika, macht. Seine einzigartigen Eigenschaften und die geringe Toxizität haben zu einem gestiegenen Interesse an seiner Verwendung in verschiedenen industriellen und medizinischen Anwendungen geführt.

Formel: Bi

InChl: InChI=1S/Bi

InChI Key: InChIKey=JCXGWMGPZLAOME-UHFFFAOYSA-N

SMILES: [Bi]

Synonyme:

• Bie11Pb
• Bismut
• Bismuth Powder [KP]
• Bismuth element
• Bismuth metal powder
• Bismuth, elemental
• Bismuth-209
• Bismuto
• Wismut
• Bismuth
• MeSH ID: D001729

Bismuth rod, Puratronic™, 99.9999% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Reinheit: 99.9999%

Ref: 02-047229

Bismuth shot, 1-5mm (0.04-0.20in), 99.999% (metal basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.999%

Molekulargewicht: 208.98

Ref: 02-038619

Bismuth rod, 12.7mm (0.5in) dia, 99.9% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.9%

Farbe und Form: Rod, 12.7mm (0.5in) diameter., Silvery red

Molekulargewicht: 208.98

Ref: 02-000915

Bismuth rod, 12.7mm (0.5in) dia, 99.999+% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.999+%

Farbe und Form: Silvery gray, Rod, 12.7mm (0.5in) diameter.

Molekulargewicht: 208.98

Ref: 02-035854

Bismuth powder, -200 mesh, 99.999% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.999%

Farbe und Form: Gray

Molekulargewicht: 208.98

Ref: 02-010766

Bismuth granules, 1-2mm (0.04-0.08in), 99.997% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.997%

Molekulargewicht: 208.98

Ref: 02-044807

Bismuth polycrystalline lump, Puratronic™, 99.998% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.998%

Molekulargewicht: 208.98

Ref: 02-014442

Bismuth foil, 2.0mm (0.08 in.) thick, 99.999% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.999%

Farbe und Form: Silver, Foil, 2.0mm (0.08in) thick.

Molekulargewicht: 208.98

Ref: 02-041637

Bismuth ingot/button, ^=36mm (1.4in) dia x 8mm (0.3in) thick, 99.9% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.9%

Farbe und Form: Ingot/button

Molekulargewicht: 208.98

Ref: 02-045102

Bismuth rod, 11mm (0.43in) dia, 99.99% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.99%

Molekulargewicht: 208.98

Ref: 02-041534

Bismuth pieces, 10cm (3.9in) & down, 99.99% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.99%

Farbe und Form: Gray, Pieces.

Molekulargewicht: 208.98

Ref: 02-012208

Bismuth foil, 1.0mm (0.04in) thick, 99.999% (metals basis)

CAS: 7440-69-9

Form: Approx. 6.1g/25 x 25mm

Reinheit: 99.999%

Ref: 02-041636

Bismuth powder, -325 mesh, 99.5% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.5%

Farbe und Form: Off-white to grey, Powder, -325 mesh

Molekulargewicht: 208.98

Ref: 02-010111

Bismuth needles, 1-5cm (0.4-2in) long, 99.998% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.998%

Molekulargewicht: 208.98

Ref: 02-010109

Bismuth needles, 99.99% (metals basis)

CAS: 7440-69-9

Form: Approx. 1.5-3.0mm diameter; Various lengths

Formel: Bi

Reinheit: 99.99%

Molekulargewicht: 208.98

Ref: 02-041485

Bismuth powder, -100 mesh, 99.5% (metals basis)

CAS: 7440-69-9

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formel: Bi

Reinheit: 99.5%

Molekulargewicht: 208.98

Ref: 02-010110

Bismuth powder (99.5%)

CAS: 7440-69-9

Bismuth powder (99.5%)

Formel: Bi

Reinheit: (99.5%)

Farbe und Form: -200 mesh

Molekulargewicht: 208.98

Ref: 08-93-8345

Bismuth shot (99.99%)

CAS: 7440-69-9

Bismuth shot, elongated (99.99%)

Formel: Bi

Reinheit: (99.99%)

Farbe und Form: ~1.5-2mm dia. x 3-4mm long

Molekulargewicht: 208.98

Ref: 08-93-8346

Bismuth powder (99.9%)

CAS: 7440-69-9

Bismuth powder (99.9%)

Formel: Bi

Reinheit: (99.9%)

Farbe und Form: -200 mesh

Molekulargewicht: 208.98

Ref: 08-93-8347

Bismuth granules (99.9999%)

CAS: 7440-69-9

Bismuth granules (99.9999%)

Formel: Bi

Reinheit: (99.9999%)

Farbe und Form: 1-3 mm

Molekulargewicht: 208.98

Ref: 08-83-0050