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267740

Sigma-Aldrich

Aluminum oxide

pore size 58 Å, ~150 mesh

Synonym(s):
Alumina
Linear Formula:
Al2O3
CAS Number:
Molecular Weight:
101.96
EC Number:
MDL number:
eCl@ss:
38120402
PubChem Substance ID:
NACRES:
SB.52

description

weakly acidic

Quality Level

form

powder

technique(s)

ion chromatography: suitable

impurities

<0.03% Fe2O3
<0.4% Na2O

particle size

~150 mesh

pore size

58 Å

pH

~6.0 ( in H2O)

mp

2040 °C (lit.)

anion traces

chloride (Cl-): ~0.06 meq/g
silicate (as SiO2): <0.03%

SMILES string

O=[Al]O[Al]=O

InChI

1S/2Al.3O

InChI key

TWNQGVIAIRXVLR-UHFFFAOYSA-N

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This Item
799319234745342718
Aluminum oxide pore size 58&#160;Å, ~150&#160;mesh

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267740

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Aluminum oxide activated, neutral, Brockmann I, free-flowing, Redi-Dri&#8482;

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technique(s)

ion chromatography: suitable

technique(s)

ion chromatography: suitable

technique(s)

-

technique(s)

-

impurities

<0.03% Fe2O3, <0.4% Na2O

impurities

<0.03% Fe2O3, <0.03% SiO2, <0.4% Na2O

impurities

-

impurities

-

particle size

~150 mesh

particle size

50-300 mesh

particle size

-100 mesh

particle size

100-325 mesh

pore size

58 Å

pore size

58 Å pore size

pore size

-

pore size

-

pH

~6.0 ( in H2O)

pH

7.0±0.5 ( in H2O)

pH

-

pH

-

Packaging

Brockmann aluminum oxides are suitable for column chromatography and adsorptive filtration.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Effect of different catalyst supports on the (n, m) selective growth of single-walled carbon nanotube from Co-Mo catalyst.
Wang B, et al.
J. Mater. Sci., 44(12), 3285-3295 (2009)
Dehydration of 2-butanol by a sulfated zirconia/γ-alumina mixed metal oxide catalyst inside a gas chromatograph injection port.
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Nanoscale, 5(17), 8090-8097 (2013-07-25)
We demonstrated a promising route for enhancing temperature sensitivity, improving saturation voltage, and reducing power consumption of the MOS(p) tunneling temperature sensors by introducing ultrathin Al2O3 into the dielectric stacks. Detailed illustrations of the working mechanism and device concept are

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