ALWSCI 1000 PCS Aluminum Silver Crimp Seals with Transparent PTFE/Natural Rubber red-Orange Septa, Cap Size 11 mm
$99.99
$99.99
$
40
.99
$40.99
- Material: 11 mm Aluminum Silver Crimp Seals
- Temperature resistant from -40 °C up to 120 °C for Natural Rubber
- Crimp Caps squeeze the septum between the rim of the glass vial and the crimped aluminum cap. This forms an excellent seal preventing evaporation
- Natural Rubber harder to penetrate with more fragmentation during penetration than RedRubber
