Code | LH-4N |
TREO min% | 85±1 |
La203/TREO min % | 99.99 |
BET m2/g | 3-8 |
RE-impurities max % | |
CeO2/TREO | 0.001 |
Pr6O11/TREO | 0.001 |
Nd2O3/TREO | 0.001 |
Sm2O3/TREO | 0.001 |
Y2O3/TREO | 0.001 |
Non-RE-impurities max % | |
Fe2O3 | 0.002 |
SiO2 | 0.005 |
CaO | 0.01 |
Na2O | 0.002 |
PbO | 0.002 |
Cl- | 0.02 |
L.O.I( 1000 ºC ,1hr) | 15±1 |