Best Selling Factory Supply OEM 99.9% Purity Lanthanum(III) Fluoride

Code

LF-3N

LF-3.5N

LF-4.0N

TREO%

≥82

≥82

≥82

La purity and relative rare earth impurities

La₂O₃/TREO %

≥99.9

 ≥99.95

≥99.99

CeO₂/TREO %

≤0.05

≤0.03

≤0.003

Pr₆O₁₁/TREO %

≤0.02

≤0.01

≤0.003

Nd₂O₃/TREO %

≤0.02

≤0.01

≤0.002

Sm₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Y₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Non rare earth impurity

Fe₂O₃ %

≤0.05

≤0.03

≤0.02

SiO₂ %

≤0.05

≤0.05

≤0.03

CaO %

≤0.05

≤0.05

≤0.03

PbO %

≤0.01

≤0.01

≤0.005

Al₂O₃ %

≤0.05

≤0.03

≤0.001

F^- %

≥27

≥27

≥27

Description: white powder, insoluble in water, soluble in acid. Can easily absorb moisture, can quickly absorb moisture and carbon dioxide in the air, it should be kept in sealed containers.

Application: for the preparation of modern medical image display technology and nucle ar science requirements of  the scintillator crystal, laser materials of rare earth,rare  earth fluoride glass optical fiber and infrared glass. Used in the manufacture of arc carbon electrodes in the light source for lighting. Manufacturing fluoride ion selective electro de used  in chemical analysis. Used in the manufacture of special alloy and electrolytic production of metal Lanthanum in metallur gical industry.Used for drawing crystal of lanthanum fluoride-materials.