PRODUCTS
PRODUCTS
Yttrium Fluoride YF3
- Commodity name： Yttrium Fluoride YF3
- Commodity ID： 1100067415199993856
- Product Description
-
Yttrium fluoride
Molecular formula: YF3
C A S: 13709-49-4
Physical properties: white powder, transparent, 0.3 ~ 6mm needles density 4.01, melting point 1152 ℃. Boiling point 2230 ℃. Insoluble in water, insoluble in hydrochloric acid, nitric acid and sulfuric acid, but can be dissolved in perchloric acid. There are hygroscopic in the air, more stable.
Chemical properties: the ammonium fluoride NH4F YF3 generate an insoluble complex salt?.
Uses: used in light-emitting materials, phosphors. Optical glass, producing a rare earth crystal laser materials, conversion luminescent material, fluoride glass optical fiber and fluoride glass. Carbon electrode arc lamp illumination source for manufacturing. Electrolytic preparation of metal yttrium raw materials.
specification:
Categories
Impurity
3N
4N
5N
Non-rare earth impurities maximum (ppm)
Fe
100
10
5
SiO2
100
50
30
CaO
200
50
30
Cl
200
200
200
Loss on ignition%
1.0
1.0
1.0
Rare earth impurities maximum (ppm)
La2O3
100
10
1
CeO2
100
10
1
Pr6O11
100
10
1
Nd2O3
100
10
1
Sm2O3
100
10
1
Eu2O3
100
10
1
Gd2O3
100
10
1
Tb4O7
100
10
1
Dy2O3
100
10
1
Ho2O3
100
10
1
Er2O3
100
10
1
Tm2O3
100
10
1
Yb2O3
100
10
1
Lu2O3
100
10
1
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