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769401

Sigma-Aldrich

Hafnium(IV) oxide

pellets, diam. × thickness 13 mm × 5 mm

Synonym(s):
Hafnia
Empirical Formula (Hill Notation):
HfO2
CAS Number:
Molecular Weight:
210.49
Numer EC:
Numer MDL:
NACRES:
NA.23

forma

pellets

Poziom jakości

śr. × grubość

13 mm × 5 mm

zanieczyszczenia

≤0.1% PBB (polybrominated biphenyls)
≤0.1% PBDE (polybrominated diphenyl ethers)

gęstość

9.68 g/mL at 25 °C (lit.)

ślady kationów

Cd: ≤0.01%
Co: ≤0.0005%
Cr: ≤0.005%
Cu: ≤0.0005%
Fe: ≤0.005%
Hg: ≤0.1%
Pb: ≤0.1%
Ti: ≤0.005%
V: ≤0.005%
Zr: ≤0.5%

SMILES string

O=[Hf]=O

InChI

1S/Hf.2O

InChI key

CJNBYAVZURUTKZ-UHFFFAOYSA-N

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This Item
184225202118203394
Hafnium(IV) oxide pellets, diam. × thickness 13 mm × 5 mm

Sigma-Aldrich

769401

Hafnium(IV) oxide

Hafnium(IV) oxide powder, 98%

Sigma-Aldrich

202118

Hafnium(IV) oxide

Hafnium(IV) oxide ≥99.95%

Sigma-Aldrich

203394

Hafnium(IV) oxide

form

pellets

form

liquid

form

powder

form

powder

density

9.68 g/mL at 25 °C (lit.)

density

1.1 g/mL at 20 °C (lit.)

density

9.68 g/mL at 25 °C (lit.)

density

9.68 g/mL at 25 °C (lit.)

cation traces

Cd: ≤0.01%, Co: ≤0.0005%, Cr: ≤0.005%, Cu: ≤0.0005%, Fe: ≤0.005%, Hg: ≤0.1%, Pb: ≤0.1%, Ti: ≤0.005%, V: ≤0.005%, Zr: ≤0.5%

cation traces

-

cation traces

-

cation traces

-

diam. × thickness

13 mm × 5 mm

diam. × thickness

-

diam. × thickness

-

diam. × thickness

-

impurities

≤0.1% PBB (polybrominated biphenyls)

impurities

-

impurities

-

impurities

-

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

Zastosowanie

High dielectric constant of hafnia makes it suitable for application in metal oxide based semiconductor devices. It also finds applications as optical coating materials

Kod klasy składowania

13 - Non Combustible Solids

WGK

nwg

Temperatura zapłonu °F

Not applicable

Temperatura zapłonu °C

Not applicable

Certificate of Analysis

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Certificate of Origin

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