| Código | Descripción |
|---|---|
| 820 | Aluminium oxide and hydroxide |
Rúbrica de la agregación NSTR agregada anglès a la cual pertenece
18 Basic chemicals. Aluminium oxide. Other chemical products
| Código | Descripción |
|---|---|
| 820 | Aluminium oxide and hydroxide |
18 Basic chemicals. Aluminium oxide. Other chemical products