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Formes allotropiques

Formes allotropiques

Les formes allotropiques courantes se réfèrent aux différentes modifications structurelles d'un élément, où les atomes du même élément sont liés ensemble de manière distincte, résultant en des matériaux aux propriétés physiques et chimiques variées. Ces allotropes incluent des formes comme le diamant et le graphite pour le carbone, ou le phosphore rouge, blanc et noir. Chez CymitQuimica, nous offrons une gamme de formes allotropiques de haute qualité pour soutenir diverses applications de recherche et industrielles. Nos produits sont soigneusement sélectionnés et caractérisés pour garantir pureté et constance, répondant aux besoins des sciences des matériaux avancées, de la nanotechnologie et de la synthèse chimique. En fournissant des formes allotropiques fiables et bien définies, nous permettons aux chercheurs et aux professionnels de l'industrie d'explorer les propriétés uniques et les applications potentielles de ces matériaux fascinants, stimulant l'innovation et la découverte dans divers domaines scientifiques et technologiques.

Sous-catégories appartenant à la catégorie "Formes allotropiques"

56 produits trouvés pour "Formes allotropiques"

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  • Graphite rod, 6.15mm (0.242in) dia x 305mm (12in) long, 99.9995% (metals basis)


    <p>Graphite rod, 6.15mm (0.242 in.) dia x 305mm (12 in.) long, 99.9995% (metals basis); Graphite rod is used in computer brushes, anodes, arc lamps, carbon coating, cathode ray tubes, and moderator in nuclear piles.</p>
    Degré de pureté :99.9995%

    Ref: 02-040768

    25pc
    À demander
  • Graphite plate, highly oriented pyrolytic graphite (HOPG), 10x10x1mm (0.394x0.394x0.039in)


    <p>Graphite plate, highly oriented pyrolytic graphite (HOPG), 10x10x1mm (0.394x0.394x0.039 in.)</p>
    Couleur et forme :Graphite plate (HOPG), 10x10x1 mm, Black

    Ref: 02-043836

    1pc
    À demander
  • Graphite rod, 6.15mm (0.242in) dia x 102mm (4in) long, 99.9995% (metals basis)


    <p>Graphite rod is basically used for casting and polishing purposes, moulding Carbon addition in steel industries. It is also used for smooth casting iron, copper base alloys and aluminum base alloy. It is mostly used for evaporating carbon onto specimens being prepared for either x-ray microanalysis</p>
    Degré de pureté :99.9995%

    Ref: 02-040766

    50pc
    À demander
  • Carbon powder, activated

    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>
    Formule :C
    Couleur et forme :Black, Powder
    Masse moléculaire :12.01

    Ref: 02-033302

    100g
    43,00€
    500g
    101,00€
  • Graphite rod, 5.0mm (0.20in) dia, 99.997% (metals basis)


    <p>Graphite rod is basically used for casting and polishing purposes, moulding Carbon addition in steel industries. It is also used for smooth casting iron, copper base alloys and aluminum base alloy. It is mostly used for evaporating carbon onto specimens being prepared for either x-ray microanalysis</p>
    Degré de pureté :99.997%

    Ref: 02-045076

    300mm
    À demander
  • Carbon, activated, -20+40 mesh

    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>
    Formule :C
    Masse moléculaire :12.01

    Ref: 02-045478

    2kg
    152,00€
    100g
    39,00€
    500g
    54,00€
  • Graphite powder, synthetic, conducting grade, -325 mesh, 99.9995% (metals basis)


    <p>Graphite powder is basically used for casting polishing purposes and molding. Natural graphite is mostly used for refractories, batteries, steel making, expanded graphite, brake linings, foundry facings and lubricants. It is also used in pigments, anodes arc-lamp carbons, coating cathode ray tubes a</p>
    Degré de pureté :99.9995%

    Ref: 02-040798

    28g
    À demander
    113g
    À demander
    227g
    À demander
    454g
    À demander
  • Toray Carbon Paper, TGP-H-60, 19x19cm

    CAS :
    <p>Toray Carbon Paper, TGP-H-60, 19x19cm; Used as a gas diffusion layer in fuel cell applications. It is suitable for use as a catalyst backing layer.</p>
    Formule :C
    Couleur et forme :Black, 0.20 +/- 0.05 mm thick, 19 x 19 cm ( +/- 1.9 cm) solid sheet
    Masse moléculaire :12.01

    Ref: 02-045356

    1ea
    157,00€
  • Graphite powder, natural, briquetting grade, -200 mesh, 99.9995% (metals basis)


    <p>Graphite Powder is basically used for casting and polishing purposes, moulding Carbon addition in steel industries. It is also used for smooth casting iron, copper base alloys and aluminum base alloy.This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfo</p>
    Degré de pureté :99.9995%
    Couleur et forme :Grey

    Ref: 02-040795

    113g
    À demander
    227g
    À demander
    454g
    À demander
  • Graphite powder, natural, high purity, -200 mesh, 99.9995% (metals basis)


    <p>Graphite powder is used to make crucibles, lead pencils, electrodes, lubricants, stove polish, brake linings, batteries, glass manufacture, conductive coatings, and for foundry facings. It is used in the synthesis of single sheet graphene nanoflakes and graphite based magnetorheological elastomers.</p>
    Degré de pureté :99.9995%
    Couleur et forme :Black, Powder

    Ref: 02-014734

    28g
    130,00€
  • Graphite flake, natural, -325 mesh, 99.8% (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>
    Formule :C
    Degré de pureté :99.8%
    Masse moléculaire :12.01

    Ref: 02-043209

    1kg
    À demander
    50g
    À demander
    250g
    À demander
  • Graphite powder, natural, briquetting grade, -100 mesh, 99.9995% (metals basis)


    <p>Graphite powder is used to make crucibles, lead pencils, electrodes, lubricants, stove polish, brake linings, batteries, glass manufacture, conductive coatings, and for foundry facings. It is used in the synthesis of single sheet graphene nanoflakes and graphite based magnetorheological elastomers.</p>
    Degré de pureté :99.9995%

    Ref: 02-014735

    28g
    À demander
    113g
    À demander
    227g
    À demander
    454g
    À demander
  • Graphite powder, natural, microcrystal grade, APS 2-15 micron, 99.9995% (metals basis)


    <p>Graphite powder is used to make crucibles, lead pencils, electrodes, lubricants, stove polish, brake linings, batteries, glass manufacture, conductive coatings, and for foundry facings. It is used in the synthesis of single sheet graphene nanoflakes and graphite based magnetorheological elastomers.</p>
    Degré de pureté :99.9995%

    Ref: 02-014736

    28g
    À demander
    113g
    À demander
    227g
    À demander
    454g
    À demander
  • Carbon slug, activated, 6-8 mesh


    <p>Activity 50% min.</p>

    Ref: 02-088764

    1kg
    93,00€
    5kg
    246,00€
  • Carbon powder, activated, Norit GSX, steam activated, acid washed

    CAS :
    <p>Decolorizing carbon. High purity grade with high internal surface area, suitable for decolorization, purification and catalyst carrier applications. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may re</p>
    Formule :C
    Couleur et forme :Black, Powder
    Masse moléculaire :12.01

    Ref: 02-L11860

    2kg
    244,00€
    100g
    38,00€
    500g
    84,00€
  • Graphene/CNT Nanocomposite


    Couleur et forme :Black powder to crystal

    Ref: 3B-G0620

    100mg
    64,00€
    500mg
    207,00€