ZIBO HSD CHEMICAL CO.,LTD

Chemical composition Cerium oxide
CeO2/TREO (% min.) 99.999 99.99 99.9 99
TREO (% min.) 99 99 99 99
Burn loss (maximum percentage) 1 1 1 1
Rare earth impurities ppm max. ppm maximum % maximum. % maximum.
La2O3/TREO 2 50 0.1 0.5
Pr6O11/TREO 2 50 0.1 0.5
Nd2O3/TREO 2 20 0.05 0.2
Sm2O3/TREO 2 10 0.01 0.05
Y2O3/TREO 2 10 0.01 0.05
Non-rare earth impurities ppm max. ppm maximum % maximum. % maximum.
Fe2O3 10 20 0.02 0.03
Silica 50 100 0.03 0.05
CaO 30 100 0.05 0.05
Lead oxide 5 10
Al2O3 10
Nickel Oxide 5
Copper oxide 5
apply:
As the most efficient glass polishing agent for precision optical polishing in the glass industry;
Decolorization of glass by maintaining the ferrous state of iron in the glass industry;
UV blocking in the manufacture of medical glassware and aerospace windows;
Prevents the polymer from darkening in sunlight and inhibits tv glass discoloration;
Applied to optical components to improve performance.
High purity CeO2 is also used as dopant for phosphors and crystals.