| Relationships | Role | Relationship Start | Relationship End |
| Norchem Holdings E Negocios S.A. | Parent | 5/1/1983 | 7/29/1996 |
| Nc Comercial Exportadora Ltda. | Subsidary | 8/1/1989 | 7/30/1996 |
| Bnci Comercial Exportadora Ltda. | Subsidary | 8/1/1989 | 3/30/1996 |
| Relationships | Role | Relationship Start | Relationship End |
| Norchem Holdings E Negocios S.A. | Parent | 5/1/1983 | 7/29/1996 |
| Nc Comercial Exportadora Ltda. | Subsidary | 8/1/1989 | 7/30/1996 |
| Bnci Comercial Exportadora Ltda. | Subsidary | 8/1/1989 | 3/30/1996 |