Factory self produced 99% High quality rare earth cerium oxide polish compound

Code

CeO-3N

CeO-3.5N

CeO-4N

TREO%

≥99

≥99

≥99

Cerium purity and relative rare earth impurities

CeO₂/TREO %

99.9

99.95

99.99

La₂O₃/TREO %

≤0.08

≤0.04

≤0.004

Pr₆O₁₁/TREO %

≤0.01

≤0.01

≤0.003

Nd₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Sm₂O₃/TREO %

≤0.004

≤0.005

≤0.002

Y₂O₃/TREO %

≤0.0001

≤0.001

≤0.001

Non rare earth impurity

Fe₂O₃ %

≤0.005

≤0.005

≤0.002

SiO₂ %

≤0.01

≤0.005

≤0.003

CaO %

≤0.01

≤0.005

≤0.003

Cl^- %

≤0.06

≤0.06

≤0.040

SO _{2 4}^- %

≤0.1

≤0.05

≤0.050

Radioactive

1Bq/g

Description:light yellow powder,insoluble in water and in acids

Uses:Mainly used as the glass decolorizing agent and the glass polishing powder.Also used as the raw material in making metal cerium. High purity Cerium dioxide is very important in the applications of rare earth fluorescent materials.