Silicon seals
| Type | Description | Remarks |
| 011.600 | Open screw cap, with ISO GL 14 thread and silicone seal (septum) | for cell models: 117.100; 117.100F, 117.104, 117.104F, 120.510 |
| 011.601 | Closed screw cap, with ISO GL 14 thread and silicone seal | for cell models: 117.100; 117.100F, 117.104, 117.104F, 120.510 |
| 011.650 | Replacement silicone seal (septum) | for cell models: 117.100; 117.100F, 117.104, 117.104F, 120.510 |
| 011.651 | Replacement silicone seal (septum), PTFE coated on one side | for cell models: 117.100; 117.100F, 117.104, 117.104F, 120.510 |
| 332.300 | PTFE coated magnetic stir bar | Ø ca. 3–4 mm, Length 6–7 mm for cell models: 109.000, 109.004, 119.000, 119.004, 109.000F, 109.004F, 119.000F, 119.004F |