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Key Documents

01123

Sigma-Aldrich

Calcium fluoride

puriss., meets analytical specification of DAB, 99.0-102.0%

Synonym(s):

Fluorite, Fluorspar

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About This Item

Empirical Formula (Hill Notation):
CaF2
CAS Number:
Molecular Weight:
78.07
EC Number:
MDL number:
UNSPSC Code:
12352300
eCl@ss:
38050110
PubChem Substance ID:

grade

puriss.

assay

99.0-102.0%

quality

meets analytical specification of DAB

impurities

≤0.005% heavy metals (as Pb)
≤0.1% free acid (as HF)

loss

≤0.5% loss on drying, 105°C, 2 h

bp

2500 °C (lit.)

density

3.18 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤1000 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

As: ≤5 mg/kg
Fe: ≤100 mg/kg
Pb: ≤100 mg/kg

SMILES string

F[Ca]F

InChI

1S/Ca.2FH/h;2*1H/q+2;;/p-2

InChI key

WUKWITHWXAAZEY-UHFFFAOYSA-L

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Application

Calcium fluoride (CaF2) may be used in the fabrication of microfluidic capillary electrophoresis (CE) devices.[1]

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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Fabrication of calcium fluoride capillary electrophoresis microdevices for on-chip infrared detection.
Pan T, et al.
Journal of Chromatography A, 1027(1), 231-235 (2004)
Paramagnetic resonance and relaxation of trivalent rare-earth ions in calcium fluoride. I. Resonance spectra and crystal fields.
Weber MJ and Bierig RW.
Physical Review, 134(6A), A1492-A1492 null
Ionic conductivity of calcium fluoride crystals.
Ure Jr RW.
J. Chem. Phys. , 26(6), 1363-1373 (1957)
The solubility of fluorapatite and its relationship to that of calcium fluoride.
H G McCann
Archives of oral biology, 13(8), 987-1001 (1968-08-01)
G Rølla
Acta odontologica Scandinavica, 46(6), 341-345 (1988-12-01)
The literature concerning the formation and stability of CaF2 in the oral environment is reviewed. In early work the CaF2 formed during topical application with fluoride was assumed to be beneficial. It was suggested that it could protect the enamel

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