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CAS 1344-28-1

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Allumina

Descrizione:
Allumina, chimicamente noto come ossido di alluminio, è una polvere bianca e inodore con la formula Al₂O₃. È un componente chiave in varie applicazioni industriali, principalmente a causa della sua durezza e stabilità termica. Allumina presenta eccellenti proprietà di isolamento elettrico ed è chimicamente inerte, rendendolo resistente alla corrosione e alla degradazione in ambienti difficili. Ha un alto punto di fusione, il che contribuisce al suo utilizzo in materiali refrattari. Oltre alle sue applicazioni strutturali, Allumina è anche utilizzato come abrasivo e nella produzione di metallo di alluminio attraverso il processo Bayer. La sostanza esiste in diverse forme cristalline, tra cui alfa (α-Al₂O₃) e gamma (γ-Al₂O₃), ognuna con proprietà e usi distinti. Inoltre, Allumina è comunemente utilizzato come supporto per catalizzatori in reazioni chimiche e nella produzione di ceramiche e vetro. La sua biocompatibilità consente anche applicazioni in dispositivi medici e impianti. In generale, Allumina è un materiale versatile con un'importanza significativa in vari settori.
Formula:Al2O3
InChI:InChI=1/2Al.3O/q2*+3;3*-2
Sinonimi:
  • 0.1Cr
  • 1067-2M
  • 132Dl
  • 1330Dl
  • 201P2
  • 202P1
  • 24A
  • 26N0811Upa
  • 272La-A5
  • 2N
  • Vedi altri sinonimi
Ordinare per

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prodotti per pagina.109 prodotti.
  • Aluminum(III) Oxide, AEROXIDE® Alu C

    CAS:
    Formula:Al2O3
    Colore e forma:White to Almost white powder to crystal
    Peso molecolare:101.96

    Ref: 3B-A3546

    100g
    58,00€
  • Aluminum oxide, activated, neutral, γ-phase, 99.9% (metals basis)

    CAS:
    <p>Aluminum oxide is used as an adsorbent, desiccating agent and in the manufacture of dental cements and refractories. It is used in protein extraction as a component in the preparation of tissues and in bushings, spindles, lapping, polishing, refractory coating for investment casting shells, decorat</p>
    Formula:Al2O3
    Purezza:99.9%
    Peso molecolare:101.96

    Ref: 02-043266

    100g
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    500g
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  • Aluminum oxide, basic, HPLC Flash Grade

    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:Al2O3
    Peso molecolare:101.96

    Ref: 02-046071

    100g
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  • Aluminum oxide, γ-phase, nanopowder, 99+%

    CAS:
    <p>Aluminum oxide is used in protein extraction as a component in the preparation of tissues. It is also used as a grinding or blending agent. It can act as a catalyst in a variety of reactions such as the Claus process. It is used in the production of aluminum, manufacture of abrasives, refractories, </p>
    Formula:Al2O3
    Purezza:99+%
    Colore e forma:White, Powder
    Peso molecolare:101.96

    Ref: 02-044757

    25g
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  • Aluminum oxide, fused, insulating powder, 99.7+%

    CAS:
    <p>Form: approx. 180 micron</p>
    Formula:Al2O3
    Purezza:99.7+%
    Peso molecolare:101.96

    Ref: 02-033199

    1kg
    99,00€
    5kg
    315,00€
  • Aluminum oxide, γ phase, Catalyst support, High surface area, Bimodal

    CAS:
    <p>Aluminum oxide finds applications in catalyst support, chemical sensors, as an absorbent for gases and water vapors, manufacturing of abrasives, refractories, ceramics, electrical insulators and resistors, paper, crucibles, as chromatographic matrix, in fluxes, light bulbs and heat-resistant fiber. </p>
    Formula:Al2O3
    Colore e forma:White, Pellets
    Peso molecolare:101.96

    Ref: 02-043832

    1kg
    282,00€
    50g
    39,00€
    5kg
    1.091,00€
    250g
    93,00€
  • Aluminum oxide, 20% in H{2}O, colloidal dispersion

    CAS:
    <p>Effective in high temperature refractories as a stable binder</p>
    Formula:Al2O3
    Peso molecolare:101.96

    Ref: 02-012733

    1kg
    52,00€
    2x2.5kg
    184,00€
  • Aluminum oxide, activated, neutral, Brockmann Grade II

    CAS:
    <p>Aluminum oxide is used as an abrasive, dosimeter, filler of choice for plastics, ingredient in sunscreen and cosmetics. Aluminum oxide flakes are also used in paint for providing reflective decorative effects. In laboratories it is widely used as a medium for chromatographic purifications. It is use</p>
    Formula:Al2O3
    Colore e forma:White to pale cream, Powder
    Peso molecolare:101.96

    Ref: 02-A17141

    500g
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    2500g
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  • Aluminum oxide, Drysphere∣r desiccant, without indicator

    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:Al2O3
    Peso molecolare:101.96

    Ref: 02-046172

    100g
    Prezzo su richiesta
  • Aluminum oxide, Drysphere∣r desiccant, without indicator

    CAS:
    <p>Aluminum oxide, Drysphere desiccant, without indicator</p>
    Formula:Al2O3
    Colore e forma:Spheres, White to pale gray
    Peso molecolare:101.96

    Ref: 02-046093

    1kg
    111,00€
    250g
    43,00€
  • Aluminum oxide desiccant, regular

    CAS:
    <p>Aluminum oxide is used in dessicators ceramics, coating material and electrical insulators. It is an ingredient in sunscreen, sometimes present in cosmetics such as blush, lipstick, and nail polish. Aluminum oxide is the catalyst in the Claus process in hydro desulfurization and some Ziegler-Natta p</p>
    Formula:Al2O3
    Peso molecolare:101.96

    Ref: 02-044018

    2kg
    239,00€
    100g
    40,00€
    500g
    107,00€
  • Aluminum oxide, α-phase, γ-phase, 99.99% (metals basis)

    CAS:
    <p>It is used in stainless steel coating and in microwave applications. It is used as an adsorbent, desiccating agent, grinding or blending agent, abrasive agent and catalyst, and in the manufacture of dental cements and refractories. Industrial applications include electrical and electronic products, </p>
    Formula:Al2O3
    Purezza:99.99%
    Peso molecolare:101.96

    Ref: 02-014558

    25g
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    100g
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  • Aluminum oxide, 5016-A, Basic, Brockmann Grade I

    CAS:
    <p>Aluminum oxide is used as an abrasive, dosimeter, filler of choice for plastics, ingredient in sunscreen and cosmetics. Aluminum oxide flakes are also used in paint for providing reflective decorative effects. In laboratories it is widely used as a medium for chromatographic purifications. It is use</p>
    Formula:Al2O3
    Peso molecolare:101.96

    Ref: 02-011503

    1kg
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  • Aluminum oxide, super activated, basic, Grade I

    CAS:
    <p>Aluminum oxide is used as an abrasive, dosimeter, filler of choice for plastics, ingredient in sunscreen and cosmetics. Aluminum oxide flakes are also used in paint for providing reflective decorative effects. In laboratories it is widely used as a medium for chromatographic purifications. It is use</p>
    Formula:Al2O3
    Peso molecolare:101.96

    Ref: 02-045886

    1kg
    Prezzo su richiesta
    250g
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  • Aluminum oxide, 99% (metals basis)

    CAS:
    <p>It finds applications in catalyst support, chemical sensors, as absorbent for gases and water vapors, manufacturing of abrasives, refractories, ceramics, electrical insulators and resistors, paper, crucibles, as chromatographic matrix, in fluxes, light bulbs, heat-resistant fiber. Heavy quantity of </p>
    Formula:Al2O3
    Purezza:99%
    Peso molecolare:101.96

    Ref: 02-012553

    2kg
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    500g
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  • Aluminum oxide, α-phase, 99.99% (metals basis)

    CAS:
    <p>Aluminum oxide is widely used in a variety of plastics, rubber, ceramics, refractory products for reinforcement toughening. It is also useful to produce artificial ruby, sapphire, yttrium aluminum garnet. It is useful in the field of fiber fabric products and high pressure sodium lamp as far-infrare</p>
    Formula:Al2O3
    Purezza:99.99%
    Peso molecolare:101.96

    Ref: 02-036341

    25g
    96,00€
    100g
    299,00€
  • Aluminum oxide, Aerosol Refractory Brushable Paint

    CAS:
    <p>Provides protective high temperature Al2O3 coating on ceramic, graphite, or metal</p>
    Formula:Al2O3
    Peso molecolare:101.94782

    Ref: 02-043119

    1kg
    553,00€
    250g
    Prezzo su richiesta
  • Aluminum oxide, acidic, HPLC Flash Grade

    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:Al2O3
    Colore e forma:White to pale pink, Powder
    Peso molecolare:101.96

    Ref: 02-045956

    100g
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  • Aluminum oxide, γ-phase, 99.97% (metals basis)

    CAS:
    <p>Aluminum oxide, is useful to produce aluminum metal. It has many uses in pharmaceutical and industrial manufacturing processes as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements, available in toothpaste, as a dispersing agent food additive, and for uses in he</p>
    Formula:Al2O3
    Purezza:99.97%
    Peso molecolare:101.96

    Ref: 02-039812

    25g
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  • Aluminum oxide, single crystal

    CAS:
    <p>Aluminum oxide, single crystal</p>
    Formula:Al2O3
    Peso molecolare:101.96

    Ref: 02-040261

    1pc
    68,00€
    5pc
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