DWK Life Sciences (Kimble) White Urea Caps with PTFE-Faced White Rubber Liners
![DWK Life Sciences (Kimble) White Urea Caps with PTFE-Faced White Rubber Liners](https://krackeler.com/tt/lg/graphics/0006/jpg/74526-22400-1.jpg)
Closure is made from white urea and features a foam-backed F-217 PTFE liner that resists attack from virtually all chemicals at room temperature. Caps are perfect for long term sample storage and provide excellent resilience for a tight seal. Top is suitable for marking. Ideal for scintillation vials.