| Type | Caps (bulk) |
| Temp. range | - |
| Suitable for QPCR | - |
| Solvent resistant | - |
| Packaging | 10x500 |
| Material | - |
The Safestore Screw Cap with O-Ring can be used with the Safestore Screw Tubes. This version with a silicon EPDM rubber o-ring cap ensures leakproof sealing and comes as 500 caps per unit and 10 units per case. In addition, the caps are available in the colors clear (WB 7250), amber (WB 7251), blue (WB 7253), yellow (WB 7254), and white (WB 7252).