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- Niobium Selenide / Niobium Diselenide (NbSe2) Synonyms:
niobium diselenide, niobium(IV) selenide, niobium selenide, bis (selanylidene) niobium, columbium selenide, niobium selenide, columbium diselenide, CAS# 12034-77-4, niobium(IV) selenide, 99.8% (metals basis),
- Niobium Selenide / Niobium Diselenide (NbSe2) Chemical Formula:
1) NbSe2
2) Hill System Formula: Nb1Se2
- Niobium Selenide / Niobium Diselenide (NbSe2) Description:
1) Niobium diselenide (NbSe 2 ) is sometimes used as a lubricant at high temperatures and is superconductive.
2) It has a higher electrical conductivity than graphite.
- Niobium Selenide / Niobium Diselenide (NbSe2) Typical Chemical Properties Available:
1) Nb= 37.04, Se= 62.96
2) Typical Purity= 99.8% min., 99.99% min.
- Niobium Selenide / Niobium Diselenide (NbSe2) Typical Physical Properties Available:
Particles (low micron), flake, pieces, chunk, lump, ingot, target
- Niobium Selenide / Niobium Diselenide (NbSe2) Nominal Physical Constants:
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Molecular Weight (g/mol.)
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250.826
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Density (kg m-3)
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6300
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Tap Density (g/cm3)
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Melting Point (°C)
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>1300
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Boiling Point (°F)
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EC Number
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234-811-8
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Color
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grey
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Knoop Hardness (1200 kgf/mm2)
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Class
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selenide
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Specific Gravity
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Appearance
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crystalline solid
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- Niobium Selenide / Niobium Diselenide (NbSe2) Typical Applications:
1) Niobium diselenide (NbSe2) is sometimes used as a lubricant at high temperatures. It does not break down at temperatures up to about 1300°C
2) Superconductivity
3) Niobium diselenide nanotubes
- Niobium Selenide / Niobium Diselenide (NbSe2) Typical Packaging:
1) Drums or to customer specification
2) UN 3283; 6.1; III
- Niobium Selenide / Niobium Diselenide (NbSe2) TSCA (SARA Title III) Status:
Listed
- Niobium Selenide / Niobium Diselenide (NbSe2) Product Safety Information:
1) "Toxic by inhalation and if swallowed. Danger of cumulative effects."
2) "Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment."
3) "When using do not eat, drink or smoke. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
4) "This material and/or its container must be disposed of as hazardous waste. Refer to a Material Safety Data Sheet". Source: Alfa/Aesar
- Niobium Selenide / Niobium Diselenide (NbSe2) CAS Number:
CAS# 12034-77-4
- Niobium Selenide / Niobium Diselenide (NbSe2) EINECS Number:
234-811-8
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