Wolfram (W)
Selvom det blev opdaget i 1779, blev wolfram først isoleret i 1883.
Ren wolfram er et gråt og hvidt metal. Det kan skæres med sav, smedes, spindes, trækkes og ekstruderes, men er skørt og noget svært at håndtere. Det oxiderer i luften, kan ikke tolerere høje temperaturer og har fremragende korrosionsbestandighed. Naturlig wolfram indeholder fem stabile isotoper, og der kendes 21 ustabile isotoper.
Wolfram og dets legeringer bruges som filamenter i elektriske lamper, elektron- og fjernsynsrør, til metalfordampningsarbejde og som elektriske kontaktpunkter for bildistributører.
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Filtrerede søgeresultater
Tungsten wire, 0.25mm (0.01in) dia, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten wire, 0.1mm (0.004in) dia, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Wolframtråd, 0,05 mm (0,002 tommer) dia., udglødet, 99,95% (metalbasis), Thermo Scientific Chemicals
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten wire, 0.075mm (0.003in) dia, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten foil, 1.0mm (0.04in) thick, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten wire, 0.2mm (0.008in) dia, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Wolframstang, 99,95% (metalbasis), Thermo Scientific Chemicals
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Wolframtråd, 1,6 mm (0,063 tommer) dia, udglødet, 99,95 % (metalbasis), Thermo Scientific Chemicals
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten wire, chromium plated, 1.8mm (0.07in) min dia, W 96.5+%, Cr 99.888% (metals basis)
Fordampningskilde, kontakter og belægninger
| MDL nummer | MFCD00011461 |
|---|---|
| Kemisk navn eller materiale | Tungsten wire, chromium plated |
| Anbefalet opbevaring | Omgivende temperaturer |
| Form | Wire |
| Assay Procent Noter | W≥ 96,5 %, Cr 99,888 % (metalbasis) |
| TSCA | Yes |
Tungsten wire, 0.375mm (0.015in) dia, annealed, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten wire, 0.025mm (0.001in) dia, 99.95% (metals basis)
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Wolframtråd, 1,25 mm (0,049 tommer) dia, 99,95 % (metalbasis), Thermo Scientific Chemicals
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
Tungsten gauze, 30 mesh woven from 0.1018mm (0.004in) dia wire
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |
| MDL nummer | MFCD00011461 |
|---|---|
| Navn note | 0.25mm (0.01 in.) dia. |
| Kemisk navn eller materiale | Tungsten wire, platinum coated |
| Anbefalet opbevaring | Omgivende temperaturer |
| Partikelstørrelse | thickness 5 Micron |
| TSCA | Yes |
Wolfram gaze, forgyldt, Thermo Scientific Chemicals
CAS: 7440-33-7 Molekylær formel: W Molekylvægt (g/mol): 183.84 MDL nummer: MFCD00011461 InChI nøgle: WFKWXMTUELFFGS-UHFFFAOYSA-N Synonym: wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC navn: wolfram SMIL: [W]
| MDL nummer | MFCD00011461 |
|---|---|
| PubChem CID | 23964 |
| Molekylvægt (g/mol) | 183.84 |
| CAS | 7440-33-7 |
| ChEBI | CHEBI:27998 |
| Synonym | wolfram,ion,va,tungsten, elemental,wolframium,unii-v9306cxo6g,4+ ion,tungsten, soluble compounds,tungsten, insoluble compounds,powder |
| SMIL | [W] |
| IUPAC navn | wolfram |
| InChI nøgle | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| Molekylær formel | W |