| Cat. No. | For flasks ml | Int. Ø mm | PK | |
|---|---|---|---|---|
| 9149902 | 125 ... 500 | 42 | 1 | |
| 9149905 | 250 ... 1000 | 51 | 1 | |
| 9149906 | 500 ... 2000 | 54 | 1 | |
| 9149907 | 1000 ... 4000 | 66 | 1 |
LAB-Rings to stabilise glassware and plasticware on shakers or to immerse in water baths. Vinyl-coated lead rings will not mark or scratch benchtops and labware.
Alternatives