Product Description
Cap standard taper joints quickly and inexpensively with polyethylene stoppers that seal without grease. They are a low-cost alternative to glass and PTFE stoppers, ideal for closing flasks during storage or between steps, and they will not freeze in the joint.
This listing is for Kimble catalog number 774240-0019: Polyethylene Stoppers, 19/22,19/38, Case of 100. Each stopper provides a leak-proof, airtight seal and has a wide top flange that is easy to grip. One stopper size covers several joint lengths: 14/10, 14/20 and 14/35; 19/22 and 19/38; 24/25 and 24/40; or 29/26 and 29/42. They are packed 100 per case. Add it to your LIGHT LABS order alongside the rest of your glassware and closures.
Key Features
- Low cost – Economical alternative to glass and PTFE stoppers.
- Airtight seal – Leak-proof closure of standard taper joints.
- Wide flange – Easy to grip and remove.
- Multiple joint lengths – One size fits short and full-length joints.
- Case of 100 – Bulk lab supply.
Specifications
| Catalog Number | 774240-0019 |
| Brand | Kimble (DWK Life Sciences) |
| Description | Polyethylene Stoppers, 19/22,19/38 |
| Sold As | Case of 100 |
| Material | Polyethylene |
| Joint sizes | 14/10, 14/20, 14/35; 19/22, 19/38; 24/25, 24/40; 29/26, 29/42 |
Available Options
- 774240-0014 – Polyethylene Stoppers, 14/10, 14/20, 14/35, Case of 100
- 774240-0024 – Polyethylene Stoppers, 24/25,24/40, Case of 100
- 774240-0029 – Polyethylene Stoppers, 29/26, 29/42, Case of 100
Applications
- Closing round bottom flasks
- Storing reagents in jointed glassware
- Protecting joints from dust
- Temporary sealing between steps
