Rubber Pipette FIller
By Brandtech![Rubber Pipette FIller](https://krackeler.com/tt/lg/graphics/0478/jpg/25315.jpg)
Brandtech's simple pipetting aid is made of natural rubber for one-mark and graduated pipettes up to 100mL. Squeeze one of three valves between thumb and forefinger for function control.
- Valve A: Release Air
- Valve S: Filling
- Valve E: Delivery