Name: Copper oxide (CuO)
Size: 30nm

| Physical data | Inspection | Unit | 
| CuO purity | ≥99.99 | Wt% | 
| Insolubles in acid | 16 | PPM | 
| Fe content | 23 | PPM | 
| Cd content | 5 | PPM | 
| Pb content | 7 | PPM | 
| Hg content | 7 | PPM | 
| As content | 3 | PPM | 
| Cr content | 2 | PPM | 
| PSA D10 | 16.3 | nm | 
| PSA D50 | 29.8 | nm | 
| PSA D90 | 43.1 | nm |