Quality items

Standard

Results

Appearance:

White with a little Rose red powder No visible impurities

Conformed

Eu2O3/REO

≥99.999%

＞99.999%

REO

≥99.00%

99.4%

Loss on ignition

≤0.5%

0.33%

Rare earth impurities / REO

La2O3

＜1ppm

Dy2O3

＜1ppm

CeO2

＜1ppm

Ho2O3

＜1ppm

Pr6O11

＜1ppm

Tm2O3

＜1ppm

Nd2O3

＜1ppm

Yb2O3

＜1ppm

Sm2O3

＜1ppm

Lu2O3

＜1ppm

Gd2O3

2ppm

Y2O3

＜1ppm

Tb4O7

＜1ppm

Er2O3

＜1ppm

None Rare earth impurities

Fe2O3

1ppm

CaO

4ppm

SiO2

13ppm

Cl-

＜25ppm

ZnO

5ppm