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CAS 7440-21-3

:

Silicio

Descrizione:
Silicio, con il numero CAS 7440-21-3, è un elemento metalloide che gioca un ruolo cruciale in varie industrie, in particolare nell'elettronica e nella scienza dei materiali. È caratterizzato dal suo lucido aspetto metallico e dalla sua natura fragile nella forma cristallina. Silicio ha un alto punto di fusione ed è un cattivo conduttore di elettricità a temperatura ambiente, ma la sua conduttività aumenta significativamente quando viene drogato con impurità, rendendolo un materiale semiconduttore fondamentale. È abbondante nella crosta terrestre, trovato principalmente sotto forma di silicati e biossido di Silicio. Silicio è essenziale nella produzione di vetro, ceramica e calcestruzzo, ed è un componente chiave nella fabbricazione di celle solari e chip per computer. Inoltre, Silicio mostra una capacità di legame tetravalente, permettendogli di formare legami covalenti stabili con altri elementi, il che è vitale per creare vari composti a base di Silicio. La sua versatilità e le sue proprietà uniche fanno di Silicio una pietra miliare della tecnologia moderna e dell'ingegneria dei materiali.
Formula:Si
InChI:InChI=1S/Si
InChI key:InChIKey=XUIMIQQOPSSXEZ-UHFFFAOYSA-N
SMILES:[Si]
Sinonimi:
  • 4FY
  • 6Pw-A1
  • AgroSilicio
  • Aldrich 267414-25G
  • Biosilicon
  • CZ-N Polished wafer
  • Feb 450D
  • Gko 3516A
  • Hexsil
  • Hgh 600
  • Vedi altri sinonimi
Ordinare per

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prodotti per pagina.43 prodotti.
  • Silicon rod, 2.5cm (0.98in) dia, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Purezza:99.999%

    Ref: 02-039102

    100mm
    Prezzo su richiesta
    150mm
    Prezzo su richiesta
  • Silicon powder, crystalline, -100+200 mesh, 99.99% (metals basis)

    CAS:
    <p>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</p>
    Purezza:99.99%

    Ref: 02-045609

    50g
    158,00€
    250g
    406,00€
  • Silicon plate, 6.35mm (0.25in) thick, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Peso molecolare:28.09

    Ref: 02-039112

    25x25mm
    Prezzo su richiesta
    50x50mm
    Prezzo su richiesta
    100x100mm
    Prezzo su richiesta
  • Silicon sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.999% (metals basis)

    CAS:
    <p>Magnetron sputtering source</p>
    Formula:Si
    Purezza:99.999%
    Colore e forma:Sputtering target, 50.8mm (2.0in) diameter x 3.18mm (0.125in) thick., Dark gray
    Peso molecolare:28.09

    Ref: 02-040890

    1ea
    253,00€
  • Silicon slugs, 9.5mm (0.375 in.) dia. x 9.5mm (0.375 in.) length, 99.9999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.9999%
    Peso molecolare:28.09

    Ref: 02-043926

    25g
    422,00€
  • Silicon powder, crystalline, APS 100nm, 99%, Plasma Synthesized

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99%
    Peso molecolare:28.09

    Ref: 02-046308

    2g
    78,00€
    10g
    255,00€
    50g
    1.079,00€
  • Silicon powder, crystalline, -325 mesh, 99.5% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.5%
    Peso molecolare:28.09

    Ref: 02-012681

    10g
    65,00€
    100g
    173,00€
    500g
    495,00€
  • Silicon powder, crystalline, -100+325 mesh, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Colore e forma:Brown, Powder
    Peso molecolare:28.09

    Ref: 02-036212

    10g
    86,00€
    50g
    162,00€
    250g
    Prezzo su richiesta
  • Silicon rod, 0.828cm (0.326in) dia, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Peso molecolare:28.09

    Ref: 02-044625

    100mm
    Prezzo su richiesta
  • Silicon rod, polycrystalline, unpolished, 1.6cm (0.6in) dia, 99.9999% (metals basis)

    CAS:
    <p>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</p>
    Purezza:99.9999%

    Ref: 02-036376

    10mm
    Prezzo su richiesta
    100mm
    Prezzo su richiesta
  • Silicon powder, crystalline, APS ∣&lt;50nm, 98%, Laser synthesized from vapor phase

    CAS:
    <p>Form: S.A. 70 to 100m2/g</p>
    Formula:Si
    Purezza:98%
    Colore e forma:Brown-yellow, Powder
    Peso molecolare:28.09

    Ref: 02-044384

    2g
    90,00€
    10g
    308,00€
    50g
    1.218,00€
  • Silicon lump, 0.1-2.5cm (0.04-1.0in), 99.9999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.9999%
    Peso molecolare:28.09

    Ref: 02-043006

    100g
    93,00€
    500g
    Prezzo su richiesta
  • Silicon plate, 12.5mm (0.5in) thick, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Peso molecolare:28.09

    Ref: 02-039109

    25x25mm
    Prezzo su richiesta
    50x50mm
    Prezzo su richiesta
    100x100mm
    Prezzo su richiesta
  • Silicon lump, 15cm (5.9in) &amp; down, 99.999+% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999+%
    Colore e forma:Dark brown, Lump, ≤15cm (5.9in).
    Peso molecolare:28.09

    Ref: 02-039101

    1kg
    673,00€
    25g
    58,00€
    100g
    141,00€
    2500g
    Prezzo su richiesta
  • Silicon powder, crystalline, -100 mesh, 99.9% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.9%
    Peso molecolare:28.09

    Ref: 02-000311

    100g
    116,00€
    500g
    402,00€
  • Silicon granular, virgin poly fines, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Colore e forma:Chunks to powder, Gray
    Peso molecolare:28.09

    Ref: 02-038542

    25g
    49,00€
    100g
    137,00€
  • Silicon powder, crystalline, -325 mesh, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Peso molecolare:28.09

    Ref: 02-035662

    10g
    104,00€
    50g
    288,00€
  • Silicon lump, 10cm (3.9in) &amp; down, 98.4% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:98.4%
    Colore e forma:Silver to grey, Lump or chunks
    Peso molecolare:28.09

    Ref: 02-010335

    1kg
    74,00€
    5kg
    266,00€
  • Silicon powder, APS 1-5 micron, 99.9% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.9%
    Peso molecolare:28.09

    Ref: 02-044185

    10g
    121,00€
    50g
    235,00€
    250g
    832,00€
  • Silicon powder, -325 mesh, 99.999% (metals basis)

    CAS:
    <p>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</p>
    Formula:Si
    Purezza:99.999%
    Colore e forma:Powder, -325 mesh
    Peso molecolare:28.09

    Ref: 02-046654

    10g
    109,00€
    50g
    277,00€