- Indispensable for users of graduated pipettes!
- With automatic, patented valve
- Easy to clean, steam sterilizable
- Fits most pipettes

To use :

While on the pipette, before drawing acid, press "button" A, hold and squeeze the bulb to remove all air. Release "A", then release the bulb.

To withdraw acid, press S until you reach the desired volume. Then gently press E to empty the pipette.