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756385

Sigma-Aldrich

Zirconium

powder, in water, -325 mesh, 99.5% trace metals basis (excluding Hf)

Synonym(s):

Zirconium element

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About This Item

Empirical Formula (Hill Notation):
Zr
CAS Number:
7440-67-7
Molecular Weight:
91.22
MDL number:
MFCD00011303
UNSPSC Code:
12141751
PubChem Substance ID:
329766538

assay

99.5% trace metals basis (excluding Hf)

form

powder

resistivity

40 μΩ-cm, 20°C

particle size

-325 mesh

bp

4377 °C (lit.)

mp

1852 °C (lit.)

density

6.5 g/mL at 25 °C (lit.)

SMILES string

[Zr]

InChI

1S/Zr

InChI key

QCWXUUIWCKQGHC-UHFFFAOYSA-N

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pictograms

Flame
GHS02

signalword

Danger

hcodes

H250,H260

Hazard Classifications

Pyr. Sol. 1 - Water-react 1

supp_hazards

EUH014

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP4124
MKBK2249V
MKBK2249

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Zidarn, R.A.; Takara, S.; Hee, A.G.; Jensen, C.M.
J. Alloy Compounds, 285, 119-119 (1999)
Cho, I.-J.; Park, K.-T.; Lee, S.-K.; et al
Chemical Engineering Journal, 165, 728-728 (2010)
Ponnambalam, V.; Alboni, P.N.; Edwards, J.; et al.
Journal of Applied Physics, 103, 063716-063716 (2008)
The enigma of the bilayered zirconia restoration.
Bernard E Keough et al.
Dentistry today, 32(5), 68-68 (2013-06-01)
F Geramipanah et al.
The European journal of prosthodontics and restorative dentistry, 21(1), 5-8 (2013-05-21)
The aim of the present study was to evaluate the effect of media with different pH on shear and strength of resin cements to zirconia-based ceramics. Sixty rectangularly shaped specimens made of a zirconia based ceramic (Cercon, Dentsply) were prepared
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