| Cat. No. | For flasks ml | Int. Ø mm | PK | |
|---|---|---|---|---|
| 4675025 | 125 ... 500 | 48 | 1 | |
| 4675026 | 250 ... 1000 | 56 | 1 | |
| 4675027 | 500 ... 2000 | 61 | 1 | |
| 6252443 | 1000 ... 4000 | 76 | 1 |
Lead rings for stabilising vessels in a water bath. Coated with green Vikem® vinyl to protect glassware.
Alternatives