Stopper sV\black PEEK\conical Shaft\central Port: with conical shaft and one central capillary (with PTFE, graphite, carbon fiber).
Two units of this item are standard components of the O2k-sV-Module.
Configuration
1 Volume-Calibration Ring sV (A or B) for volume adjustment 0.5 ml
2 mounted O-rings (O-ring sV\Viton®\12.5×1 mm)