| Order no. | Description | Quantity |
| 8880 | Serum Control, lyophil., for Trace Elements, Level I | 10 x 3 mL |
| 8881 | Serum Control, lyophil., for Trace Elements, Level II | 10 x 3 mL |
| 8882 | Serum Control, lyophil., for Trace Elements, Level I, II | 2 x 5 x 3 mL |
| Order no. | Description | Quantity |
| 8880 | Serum Control, lyophil., for Trace Elements, Level I | 10 x 3 mL |
| 8881 | Serum Control, lyophil., for Trace Elements, Level II | 10 x 3 mL |
| 8882 | Serum Control, lyophil., for Trace Elements, Level I, II | 2 x 5 x 3 mL |
