Iimveliso Igama | I-Cerium oxide | |||
I-CeO2/TREO (% min.) | 99.999 | 99.99 | 99.9 | 99 |
I-TREO (% min.) | 99 | 99 | 99 | 99 |
Ilahleko ekutshisweni (% max.) | 1 | 1 | 1 | 1 |
Ubumdaka boMhlaba obunqabileyo | ppm max. | ppm max. | % max. | % max. |
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 Ukungcola | ppm max. | ppm max. | % max. | % max. |
Fe2O3 | 10 | 20 | 0.02 | 0.03 |
SiO2 | 50 | 100 | 0.03 | 0.05 |
CaO | 30 | 100 | 0.05 | 0.05 |
PbO | 5 | 10 | ||
Al2O3 | 10 | |||
NiO | 5 | |||
CuO | 5 |