Lanthanum Oxide

(HS Code: 28469012)

† Formula:

La2O3

† Application:

It is mainly used in manufacturing of optical glasses, optical fibers, high frequency materials and fluorescent materials.

† Description:

White powder, insoluble in water, soluble in mineral acid, highly hydroscopic

† Packing:

In iron drums of 40 kgs net each with inner sealed double plastic bags

† Specifications:

ITEM

La2O3

La2O3

La2O3

La2O3

La2O3

Analysis Instruments

TREO

99%min

99%min

99%min

98%min

98%min

La2O3/TREO

99.99%min

99.95%min

99.9%min

99.5%min

99%min

Rare earth impurities/TREO: ( %max)

CeO2 + Pr6O11 + Nd2O3 + Sm2O3 + Y2O3

0.01

0.05

0.1

0.5

1

①

Non-Rare earth impurities:   (%max)

Fe2O3

0.0005

0.0005

0.001

0.002

0.005

②

SiO2

0.005

0.02

0.03

0.05

0.1

CaO

0.005

0.005

0.01

0.02

0.03

CuO

0.0005

0.0005

NiO

0.001

0.001

PbO

0.001

0.001

Cl-

0.05

0.05

L.O.I.1000℃
 1 hour

1

1

1

2

2

①

Large grating spectrometer

②

PE-3100/Atomic absorption spectrophotometer