Product Name：Cerium Oxide
Other Names：Cerium(IV) Oxide, Ceric Oxide, Ceria, Cerium Dioxide
Chemical Formula：CeO2
CAS No.：1306-38-3
Specification：3N (99.9%) / 4N (99.99%)；Polishing powders (PD10、PD10W、PD16、PD20、PD38)
Appearance：White or pale yellow powder, slightly hygroscopic
Packing：50 kgs / drum or 25 kgs / bag
Note：The values in the following specification(s) can be adjusted based on customer’s needs.
| Item | Unit | Minimum | Maximum |
|---|---|---|---|
| TREO | % | 98 | |
| CeO2 / TREO | % | 99.9 | |
| Fe | ppm | 150 | |
| Si | ppm | 100 | |
| Ca | ppm | 500 | |
| Cl | ppm | 500 |
| Item | Unit | Minimum | Maximum |
|---|---|---|---|
| TREO | % | 99 | |
| CeO2 / TREO | % | 99.99 | |
| Fe | ppm | 50 | |
| Si | ppm | 50 | |
| Ca | ppm | 50 |
| Item | PD10 | PD10W | PD16 | PD20 | PD38 |
|---|---|---|---|---|---|
| Color | White | White | White | White | White |
| D50 | 1.04 μm | 1.04 μm | 15 μm | 2.03 μm | 4.06 μm |
| CeO2 | ≥ 75% | ≥ 99.95% | ≥ 99.9% | ≥ 70% | ≥ 76% |