Pluro Stopper Set
This autoclavable neoprene rubber adapter set consists of seven cones designed to fit buchner and fritted glass funnels. Can be used singly, or nested with adjacent sizes. Eliminates boring of special size holes in rubber stoppers and difficulties of insertion and removal.
| Size | OD Top | OD Bottom | ID Top | ID Bottom | Height | Wall |
| 1 | 21mm | 11mm | 17mm | 7mm | 21mm | 2mm |
| 2 | 27 | 16 | 22 | 11 | 21 | 2.5 |
| 3 | 37 | 22 | 31 | 16 | 25 | 3 |
| 4 | 46 | 29 | 39 | 22 | 29 | 3.5 |
| 5 | 58 | 38 | 50 | 30 | 35 | 4 |
| 6 | 69 | 45 | 60 | 36 | 40 | 4.5 |
| 7 | 86 | 57 | 75 | 46 | 45 | 5.5 |