Filter tips feature a non-self-sealing PE filter that is free of chemical additives and allows easy uncontaminated sample retrieval when the filter is wet. Permeability is controlled by a combination of pore size and filter length, so that no aerosol can reach the pipette shaft.
![Filter Tip Filter Tip](https://www.microlit.us/wp-content/uploads/2021/09/Filter-Tip-240x300.jpg)