30ml:0.5 piston - 10110744
The new FORTUNA® OPTIFIX® SAFETY S Dispenser can be used for safe dispensing of fuming acids and other corrosive liquids. It has triple sealing for your working safety:
- by the additional safety valve in the ventilation channel,
- by the sealing lip at the end of the dosing piston,
- and through the PTFE-safety stopcock.