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Merck
CN

769487

Sigma-Aldrich

Zirconium(IV) oxide

pellets, diam. × thickness 13.5 mm × 9.5 mm

Synonym(s):

Zirconia

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About This Item

Linear Formula:
ZrO2
CAS Number:
Molecular Weight:
123.22
EC Number:
MDL number:
UNSPSC Code:
12352200
NACRES:
NA.23
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form

pellets

diam. × thickness

13.5 mm × 9.5 mm

impurities

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

bp

5000 °C (lit.)

mp

2700 °C (lit.)

density

5.89 g/mL at 25 °C (lit.)

cation traces

Cd: ≤0.01%
Co: ≤0.0005%
Cr: ≤0.002%
Cu: ≤0.001%
Fe: ≤0.01%
Hg: ≤0.1%
Pb: ≤0.1%
Ti: ≤0.2%
V: ≤0.005%

SMILES string

O=[Zr]=O

InChI

1S/2O.Zr

InChI key

MCMNRKCIXSYSNV-UHFFFAOYSA-N

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Application

Zirconium Dioxide, ZrO2, is a high refractive index, low absorption material used for optical coatings in the near-UV to IR spectral regions.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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A high-performance spectrally-selective solar absorber based on a yttria-stabilized zirconia cermet with high-temperature stability
Cao, F., et al.
Energy & Environmental Science, 8(10), 3040-3048 (2015)
Silica?zirconia alkali-resistant coatings by sol?gel route
Dhere, SL.
Current Science, 108(9), 1647-1652 (2015)

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