O le Cerium Nitrate, o mea sili ona lelei mo le gaosiga o le Cerium-doped catalyst, ma faʻaaogaina foi i le faia o le ufiufi taʻavale.Ua fa'aopoopoina le Cerium i le fa'atosina malosi mo le gaosiga o le styrene mai le methylbenzene e fa'aleleia ai le fa'avaeina o le styrene.E faʻaaogaina i faʻamaʻi FCC o loʻo i ai zeolite e tuʻuina atu uma le faʻaogaina o le catalytic i le reactor ma le faʻamautuina o le vevela i le toe faʻafouina.I le gaosiga o u'amea, e fa'aaogaina e aveese fua ai le Oxygen ma Sulfur e ala i le fausia o oxysulfides mautu ma ala i le nonoa o elemene e le mana'omia, e pei o le ta'ita'i ma le antimony.
Vasega | 99.99% | 99.9% | 99% |
FA'AIGA KEMIMI | |||
CeO2/TREO (% min.) | 99.99 | 99.9 | 99 |
TREO (% min.) | 39 | 39 | 39 |
Fa'alelalolagi seāseā | ppm maualuga. | % maualuga. | % maualuga. |
La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Y2O3/TREO | 50 50 20 15 15 | 0.5 0.5 0.05 0.01 0.01 | 0.5 0.5 0.5 0.05 0.05 |
Fa'alelalolagi e le'o seasea maua | ppm maualuga. | % maualuga. | % maualuga. |
Fe2O3 SiO2 CaO Cl- SO4- SnO PbO NiO CdO CuO CoO SrO K2O | 20 100 100 50 50 3 3 3 3 3 3 3 1 | 0.02 0.03 0.05 0.01 | 0.05 0.05 0.1 0.03 |
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