> 제품소개 > 생명공학사업부18 mm precision thread, lined, magnetic closures provide a secure seal.
| WWGR Part# | Description | Septa | Material | Pack | Case |
| 0015190 | 18 mm Screw Thread | Red PTFE/White Silicone, 1.9 mm | Steel | 100 | 1000 |
| 0015191 | 18 mm Screw Thread | Gray PTFE/Red Butyl, 1.6 mm | Steel | 100 | 1000 |
| 0015193 | 18 mm Screw Thread | White PTFE/Trans Blue Silicone, 1.8 mm | Steel | 100 | 1000 |
| 0015194 | 18 mm Screw Thread | Blue PTFE/White Silicone, 1.5 mm | Steel | 100 | 1000 |