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ChemicalBook >> CAS DataBase List >> Tungsten

Tungsten

Tungsten price.
  • $26 - $6559.88
  • Product name: Tungsten
  • CAS: 7440-33-7
  • MF: W
  • MW: 183.84
  • EINECS:231-143-9
  • MDL Number:MFCD00011461
  • Synonyms:W 000120;W 000270;W 000130;W 000219;W 007925;W 005135;W 005132;W 000225
543 prices
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  • Alfa Aesar
  • American Custom Chemicals Corporation
  • GFS CHEMICALS
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  • Sigma-Aldrich
  • Strem Chemicals
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  • ManufacturerAlfa Aesar
  • Product number041177
  • Product descriptionTungsten wire basket; # turns, 9; ID(mm), 4; Ht(mm), 7; Wire leads(cm) 3.5; Wire dia(mm) 0.51
  • Packaging10pc
  • Price$72.6
  • Updated2023-06-20
  • Buy
  • ManufacturerAlfa Aesar
  • Product number044251
  • Product descriptionTungsten slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length 99.97% (metals basis)
  • Packaging25g
  • Price$63.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number044249
  • Product descriptionTungsten slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length 99.97% (metals basis)
  • Packaging10g
  • Price$54.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number044252
  • Product descriptionTungsten slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length 99.97% (metals basis)
  • Packaging100g
  • Price$146.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number040923
  • Product descriptionTungsten gauze 30 mesh woven from 0.1018mm (0.004in) dia wire
  • Packaging75x75mm
  • Price$146.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number040922
  • Product descriptionTungsten gauze 20 mesh woven from 0.127mm (0.005in) dia wire
  • Packaging75x75mm
  • Price$120.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number041178
  • Product descriptionTungsten wire basket; # turns, 8; ID(mm), 7; Ht(mm), 9; Wire leads(cm), 5.0; Wire dia(mm) 0.51
  • Packaging10pc
  • Price$101
  • Updated2023-06-20
  • Buy
  • ManufacturerAlfa Aesar
  • Product number040922
  • Product descriptionTungsten gauze 20 mesh woven from 0.127mm (0.005in) dia wire
  • Packaging150x150mm
  • Price$228.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number044249
  • Product descriptionTungsten slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length 99.97% (metals basis)
  • Packaging50g
  • Price$214
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number044251
  • Product descriptionTungsten slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length 99.97% (metals basis)
  • Packaging100g
  • Price$208
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number044250
  • Product descriptionTungsten slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length 99.97% (metals basis)
  • Packaging50g
  • Price$169
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number046412
  • Product descriptionTungsten gauze 40 mesh woven from 0.025mm (0.001in) dia wire
  • Packaging150x150mm
  • Price$166
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number040925
  • Product descriptionTungsten gauze 100 mesh woven from 0.0509mm (0.002in) dia wire
  • Packaging75x75mm
  • Price$310.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number041640
  • Product descriptionTungsten sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick 99.95% (metals basis)
  • Packaging1each
  • Price$295
  • Updated2023-06-20
  • Buy
  • ManufacturerAlfa Aesar
  • Product number040926
  • Product descriptionTungsten gauze, gold plated 50 mesh woven from 0.025mm (0.001in) dia wire
  • Packaging75x75mm
  • Price$292.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product number040923
  • Product descriptionTungsten gauze 30 mesh woven from 0.1018mm (0.004in) dia wire
  • Packaging150x150mm
  • Price$281.65
  • Updated2024-03-01
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar 041177 Tungsten wire basket; # turns, 9; ID(mm), 4; Ht(mm), 7; Wire leads(cm) 3.5; Wire dia(mm) 0.51 10pc $72.6 2023-06-20 Buy
Alfa Aesar 044251 Tungsten slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length 99.97% (metals basis) 25g $63.65 2024-03-01 Buy
Alfa Aesar 044249 Tungsten slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length 99.97% (metals basis) 10g $54.65 2024-03-01 Buy
Alfa Aesar 044252 Tungsten slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length 99.97% (metals basis) 100g $146.65 2024-03-01 Buy
Alfa Aesar 040923 Tungsten gauze 30 mesh woven from 0.1018mm (0.004in) dia wire 75x75mm $146.65 2024-03-01 Buy
Alfa Aesar 040922 Tungsten gauze 20 mesh woven from 0.127mm (0.005in) dia wire 75x75mm $120.65 2024-03-01 Buy
Alfa Aesar 041178 Tungsten wire basket; # turns, 8; ID(mm), 7; Ht(mm), 9; Wire leads(cm), 5.0; Wire dia(mm) 0.51 10pc $101 2023-06-20 Buy
Alfa Aesar 040922 Tungsten gauze 20 mesh woven from 0.127mm (0.005in) dia wire 150x150mm $228.65 2024-03-01 Buy
Alfa Aesar 044249 Tungsten slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length 99.97% (metals basis) 50g $214 2024-03-01 Buy
Alfa Aesar 044251 Tungsten slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length 99.97% (metals basis) 100g $208 2024-03-01 Buy
Alfa Aesar 044250 Tungsten slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length 99.97% (metals basis) 50g $169 2024-03-01 Buy
Alfa Aesar 046412 Tungsten gauze 40 mesh woven from 0.025mm (0.001in) dia wire 150x150mm $166 2024-03-01 Buy
Alfa Aesar 040925 Tungsten gauze 100 mesh woven from 0.0509mm (0.002in) dia wire 75x75mm $310.65 2024-03-01 Buy
Alfa Aesar 041640 Tungsten sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick 99.95% (metals basis) 1each $295 2023-06-20 Buy
Alfa Aesar 040926 Tungsten gauze, gold plated 50 mesh woven from 0.025mm (0.001in) dia wire 75x75mm $292.65 2024-03-01 Buy
Alfa Aesar 040923 Tungsten gauze 30 mesh woven from 0.1018mm (0.004in) dia wire 150x150mm $281.65 2024-03-01 Buy

Properties

Melting point :3410 °C (lit.)
Boiling point :5660 °C (lit.)
Density :19.3 g/mL at 25 °C (lit.)
vapor pressure :0Pa at 3000℃
Flash point :-23 °C
storage temp. :no restrictions.
form :wire
Specific Gravity :19.3
color :Silver-gray
Resistivity :4.9 μΩ-cm, 20°C
Water Solubility :insoluble
Merck :13,9884
Exposure limits :ACGIH: TWA 2 ppm; STEL 4 ppm
OSHA: TWA 2 ppm(5 mg/m3)
NIOSH: IDLH 25 ppm; TWA 2 ppm(5 mg/m3); STEL 4 ppm(10 mg/m3) Stability :Stable. Dust is flammable, though not likely to present a hazard if normal good practice is used.
CAS DataBase Reference :7440-33-7(CAS DataBase Reference)
NIST Chemistry Reference :Tungsten(7440-33-7)
EPA Substance Registry System :Tungsten (7440-33-7)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H228 Flammable solid Flammable solids Category 1
Category 2
Danger
Warning
GHS hazard pictograms P210, P240,P241, P280, P370+P378
H252 Self-heating in large quantities; may catch fire Self-heating substances and mixtures Category 2 Warning P235+P410, P280, P407, P413, P420
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P235 Keep cool.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ventilating/lighting/…/equipment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P370+P378 In case of fire: Use … for extinction.

Description

Tungsten was used extensively for the filaments of old-style incandescent light bulbs, its alloys are used in many high-temperature applications, such as arc-welding electrodes and heating elements in high-temperature furnaces. Some bacteria use tungsten in an enzyme to reduce carboxylic acids to aldehydes.

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