Niobium (Nb)
Opdaget i 1801 i en malm, erstattede navnet niobium officielt navnet 'columbium' i 1950 efter 100 års kontrovers.
Niobium er et blødt, skinnende hvidt, duktilt metal, der bliver blåligt ved langvarig eksponering for luft. Atten isotoper af niob er kendt.
Det findes i niobite, niobite-tantalit, parochlor og euxenit, og store aflejringer er forbundet med kulstof-silikat-bjergarter.
Niobium bruges i buesvejsningsstænger og til avancerede flyskrogsystemer, der bruges i rumfart. Dens superledende egenskaber har været med til at lave magneter, der bevarer deres superledningsevne i nærvær af stærke magnetfelter.
Niobium foil, 2.0mm (0.08in) thick, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium foil, 0.05mm (0.002in) thick, annealed, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium foil, 0.127mm (0.005in) thick, 99.97% (metals basis excluding Ta), Ta ∣<0.06%
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobiumtråd, 0,25 mm (0,01 tommer) dia, 99,99 % (metalbasis ekskl. Ta), Thermo Scientific Chemicals
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobiumpulver, -325 mesh, 99,8% (metalbasis), Thermo Scientific Chemicals
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium rod, 12.7mm (0.5in) dia, hard, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium pulver, APS 1-5 mikron, 99,8% (metalbasis), Thermo Scientific Chemicals
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobiumfolie, 1,0 mm (0,04 tommer) tyk, udglødet, 99,8 % (metalbasis), Thermo Scientific Chemicals
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, Puratronic™, 99.99% (metals basis excluding Ta), Ta 300ppm
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium foil, 0.25mm (0.01in) thick, 99.97% (metals basis excluding Ta), Ta ∣<0.06%
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium powder, -60 mesh, 99.8% (metals basis excluding Ta), Ta <1%
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium foil, 0.127mm (0.005in) thick, annealed, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium foil, 0.25mm (0.01in) thick, annealed, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobiumfolie, 0,5 mm (0,02 tommer) tyk, udglødet, 99,8 % (metalbasis), Thermo Scientific Chemicals
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
Niobium wire, 1.0mm (0.04in) dia, 99.8% (metals basis)
CAS: 3-1-7440 Molekylær formel: Nb Molekylvægt (g/mol): 92.91 MDL nummer: MFCD00011126 InChI nøgle: GUCVJGMIXFAOAE-UHFFFAOYSA-N Synonym: columbium,element,niobium-93,powder,foil,rod,vn 1,foil, 0.25mm 0.01in thick,columbio,niobio PubChem CID: 23936 ChEBI: CHEBI:33344 IUPAC navn: niobium SMIL: [Nb]
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