2019 Hot sales High quality 3N 4.5N Lanthanum oxide powder

 (Code)

LC-3N

LC-4N

LC-4.5N

TREO%

≥97

≥98

≥98

La purity and relative rare earth impurities

La₂O₃/TREO %

≥99.9

≥99.99

≥99.995

CeO₂/TREO %

≤0.05

≤0.007

≤0.004

Pr₆O₁₁/TREO %

≤0.01

≤0.001

≤0.0005

Nd₂O₃/TREO %

≤0.01

≤0.001

≤0.0005

Sm₂O₃/TREO %

≤0.01

≤0.001

≤0.0005

Y₂O₃/TREO %

≤0.01

≤0.001

≤0.0005

Non rare earth impurity

Fe₂O₃ %

≤0.005

≤0.003

≤0.0003

SiO₂ %

≤0.02

≤0.015

≤0.005

CaO %

≤0.05

≤0.01

≤0.005

Na %

≤0.005

≤0.003

≤0.002

MnO₂ %

≤0.003

≤0.002

≤0.001

AL₂O₃ %

≤0.01

≤0.007

≤0.005

PbO %

≤0.01

≤0.005

≤0.003

Cl^- %

≤0.1

≤0.06

≤0.04

Radioactive

1Bq/g

L.O.I(1000℃ 2hr)

  ≤ 3.0

≤  2.0

≤2.0

Description: White powder,insoluble in water,soluble in acids,As it is highly hygroscopic and absorb the moisture and carbon dioxide from air rapidly,it should be kept in sealed containers.

Uses:Used as the raw material of the industries of glass,ceramics and electronics.