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CAS 7440-57-5

:

Oro

Descrizione:
Oro, con il numero CAS 7440-57-5, è un elemento metallico molto apprezzato noto per il suo distintivo colore giallo e lucentezza. È classificato come un metallo di transizione ed è rappresentato dal simbolo Au nella tavola periodica. Oro è caratterizzato dalla sua eccellente malleabilità e duttilità, che gli consentono di essere facilmente modellato in fogli sottili o tirato in fili senza rompersi. È anche altamente resistente alla corrosione e all'ossidazione, rendendolo stabile in vari ambienti. Oro ha un'alta densità ed è un buon conduttore di elettricità e calore. Chimicamente, è relativamente inerte, reagendo solo con alcune sostanze, come alogeni e cianuri, in condizioni specifiche. Oro si trova spesso in natura nella sua forma nativa, tipicamente in depositi alluvionali, ed è comunemente usato in gioielleria, elettronica e come standard per i sistemi monetari grazie al suo valore intrinseco e alla sua rarità. Le sue proprietà uniche e il fascino estetico lo hanno reso un simbolo di ricchezza e prestigio nel corso della storia.
Formula:Au
InChI:InChI=1S/Au
InChI key:InChIKey=PCHJSUWPFVWCPO-UHFFFAOYSA-N
SMILES:[Au]
Sinonimi:
  • 10Nm Colloidal Gold
  • 20Ns-20-50
  • A 4631
  • A 4953
  • AGC Micro
  • Alfa-Aesar
  • Au 050316
  • Au 050921
  • Au 171481
  • Au 1T
  • Vedi altri sinonimi
Ordinare per

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prodotti per pagina.259 prodotti.
  • Gold wire, 0.5mm (0.02in) dia, annealed, Premion™, 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:Au
    Purezza:99.999%
    Colore e forma:Wire, 0.5mm (0.02in) diameter, annealed., Gold
    Peso molecolare:196.97

    Ref: 02-047160

    10cm
    Prezzo su richiesta
    50cm
    574,00€
    250cm
    Prezzo su richiesta
  • Gold splatter, 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:Au
    Purezza:99.9%
    Peso molecolare:196.97

    Ref: 02-000722

    1g
    303,00€
    5g
    Prezzo su richiesta
  • Gold wire, 0.5mm (0.02in) dia, Premion&trade;, 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:Au
    Purezza:99.999%
    Colore e forma:Wire
    Peso molecolare:196.97

    Ref: 02-014725

    10cm
    141,00€
    50cm
    574,00€
    250cm
    2.484,00€
  • Gold foil, 1.0mm (0.04in) thick, 99.95% (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:99.95%

    Ref: 02-014723

    25x25mm
    Prezzo su richiesta
  • Gold flake/sphere, APS 1-15 micron, 99.95% (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:99.95%

    Ref: 02-012453

    1g
    Prezzo su richiesta
    5g
    Prezzo su richiesta
  • Gold powder, spherical, &lt;10 micron, 99.95% (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:Au
    Purezza:99.95%
    Colore e forma:Powder
    Peso molecolare:196.97

    Ref: 02-000765

    1g
    303,00€
    5g
    Prezzo su richiesta
  • Gold foil, 0.25mm (0.01in) thick, 99.95% (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:Au
    Purezza:99.95%
    Colore e forma:Gold, Foil, 0.25mm (0.01in) thick.
    Peso molecolare:196.97

    Ref: 02-014722

    25x25mm
    882,00€
    50x50mm
    3.039,00€
  • Gold nanoparticles, 20nm, supplied in 0.1mM PBS, reactant-free, 99%, OD1, 524nm absorption

    CAS:
    <p>Ideal for sensitive applications requiring a minimum amount of contaminating reactants. Well suited for protein conjugate development by passive adsorption to the gold nanoparticle surface. Conjugates can be used in blotting, electron microscopy and immunohistochemistry applications This Thermo Scie</p>
    Formula:Au
    Purezza:99%
    Colore e forma:Liquid
    Peso molecolare:196.97

    Ref: 02-J67370

    25ml
    111,00€
    100ml
    Prezzo su richiesta
  • Gold nanoparticles, 15nm, supplied in 0.1mg/mL sodium citrate with stabilizer, OD1, 520nm absorption

    CAS:
    <p>For use in adsorption of thiolated ligands such as oligonucleotides and polyethylene glycols. Also, due to the increased stability, these gold nanoparticles are ideal for use in physical and optical applications. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar pr</p>

    Ref: 02-J67307

    25ml
    Prezzo su richiesta
  • Gold powder (99.95%)

    CAS:
    <p>Gold powder (99.95%)</p>
    Formula:Au
    Purezza:(99.95%)
    Colore e forma:2-5 micron
    Peso molecolare:197.20

    Ref: 08-93-7915

    2g
    406,00€
    500mg
    141,00€
  • Spherical Gold Nanoparticles (50 nm)

    CAS:
    <p>Spherical Gold Nanoparticles (50 nm)</p>
    Colore e forma:pink liq.

    Ref: 08-79-6045

    5ml
    83,00€
    25ml
    314,00€
  • Gold powder (99.999%)

    CAS:
    <p>Gold powder (99.999%)</p>
    Formula:Au
    Purezza:(99.999%)
    Colore e forma:-20 mesh
    Peso molecolare:197.20

    Ref: 08-93-7902

    2g
    474,00€
    500mg
    165,00€
  • Gold powder (99.9+%)

    CAS:
    <p>Gold powder (99.9+%)</p>
    Formula:Au
    Purezza:(99.9+%)
    Colore e forma:1.5-3.0 micron spherical
    Peso molecolare:197.20

    Ref: 08-93-7912

    2g
    397,00€
    500mg
    136,00€
  • Gold wire (99.99%)

    CAS:
    <p>Gold wire (99.99%)</p>
    Formula:Au
    Purezza:(99.99%)
    Colore e forma:1.4 mm dia.
    Peso molecolare:196.97

    Ref: 08-79-0095

    2cm
    215,00€
    10cm
    824,00€
  • Gold wire (99.999%)

    CAS:
    <p>Gold wire (99.999%)</p>
    Formula:Au
    Purezza:(99.999%)
    Colore e forma:1.4mm dia. (~0.6g/2cm)
    Peso molecolare:196.97

    Ref: 08-79-0085

    2cm
    791,00€
    10cm
    3.147,00€
  • Gold/tetra-n-octylammonium chloride colloid

    CAS:
    <p>Gold/tetra-n-octylammonium chloride colloid</p>
    Formula:Au(C8H17)4NCl
    Colore e forma:2.6 nm ± 1.1 nm; brown-orange solid
    Peso molecolare:698.4706

    Ref: 08-79-0080

    1g
    2.636,00€
    250mg
    879,00€
  • Gold powder

    CAS:
    Formula:Au
    Purezza:99.99%
    Colore e forma:Solid
    Peso molecolare:196.9666

    Ref: IN-DA0034Z9

    1g
    525,00€
    100mg
    125,00€
    250mg
    144,00€
  • Gold foil (99.95%)

    CAS:
    <p>Gold foil (99.95%)</p>
    Formula:Au
    Purezza:(99.95%)
    Colore e forma:0.1mm thick (~1.2g/25mm x 25mm)
    Peso molecolare:197.20

    Ref: 08-79-0060

    25x25mm
    453,00€
    50x50mm
    1.353,00€
  • Gold Foil 0.05mm, 99.99%

    CAS:
    Formula:Au
    Peso molecolare:196.97

    Ref: 7W-GX4367

    ne
    Prezzo su richiesta
  • Ref: 7W-GX6205

    ne
    Prezzo su richiesta