Yttrium Fluoride 99.99%
Yttrium Fluoride 99.99%, code 3943
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 99.99% is the most important materials for tri-bands Rare Earth phosphors and Yttrium-Iron-Garnets, which are very effective microwave filters. Yttrium Fluoride also can be used for the production of metallic Yttrium, thin films, laser crystal.
Products available
Product Code: 3943 Standard Specification Typical Analysis Inspection Methods
Grade 99.99% 99.99%  
CHEMICAL COMPOSITION
Y2O3/TREO (% min.) 99.99 99.99
TREO (% min.) 77 77 Volumetric Method
Rare Earth Impurities ppm max. ppm
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		 30
30
10
30
5
5
5
10
10
20
20
5
20
5		 10
20
10
5
5
5
5
10
10
10
10
5
15
5		 ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities ppm max. ppm
Fe2O3
SiO2
CaO
Cl-
CuO
NiO
PbO
Na2O
K2O
MgO
Al2O3
TiO2
ThO2		 300
600
500
300
5
5
10
15
15
15
50
50
20		 250
560
450
100
5
5
10
15
15
15
50
50
20		 Spectrographic

Atomic Absorption Spectrographic
The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at Request for Quotation, you will receive our prompt reply within 24 hours.