Yttrium Fluoride 99%
Yttrium Fluoride 99%, code 3947
Formula: YF3
CAS No.: 13709-49-4
Molecular Weight: 145.90
Density: 4.01 g/cm3
Melting point:1387 °C
Appearance: White powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly hygroscopic
Multilingual: YttriumFluorid, Fluorure De Yttrium, Fluoruro Del Ytrio
Yttrium Fluoride 99% is widely applied in making glass. Yttrium Fluoride also can be used for the production of metallic Yttrium and thin films.
Products available
Product Code: 3947 Standard Specification Typical Analysis Inspection Methods
Grade 99% 99%  
CHEMICAL COMPOSITION
Y2O3/TREO (% min.) 99 99
TREO (% min.) 77 77 Volumetric Method
Rare Earth Impurities % max. %
La2O3/TREO
CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Tb4O7/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO		 0.03
0.03
0.03
0.03
0.03
0.03
0.1
0.05
0.05
0.3
0.3
0.03
0.03
0.03		 0.03
0.01
0.02
0.03
0.03
0.02
0.05
0.01
0.03
0.2
0.2
0.01
0.02
0.01		 ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities % max. %
Fe2O3
SiO2
CaO
Cl-
CuO
NiO
PbO
Na2O
K2O
MgO
Al2O3
TiO2
ThO2		 0.06
0.1
0.1
0.1		 0.01
0.05
0.05
0.1		 Spectrographic

Atomic Absorption Spectrographic
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