Quality items

Results

Appearance:

White powder

TREO(Total Rare Earth Oxides)

＞99%

Sc2O3/TREO

＞99.995%

Total RE metal impurities

＜0.0050%

Non- RE metal impurities

SiO2

0.0041%

CuO

0.0002%

Fe2O3

0.0005%

V2O5

＜0.0001%

CaO 

0.0043%

MgO

＜0.0001%

ZrO2

0.0010%

NaO

0.0012%

Al2O3

0.0006%

NiO

0.0002%

TiO2

0.0002%

Conclusion

The quality conforms to 4N standard