Stopper, 55/50 Standard Tapered Joint, Solid PTFE, With Red Polypropylene Extracting Nut, For Boiling and Distilling Flasks, Autoclavable
| Material (ml/min) | : | PTFE |
| Standard Taper Joint | : | 55/50 |
| Style | : | Hollow |
| Autoclavable | : | Yes |