Sterile, crystal clear tips let you see transparent samples. The graduated 200 µL tips have a reference mark at 10 µL so you can check pipettor calibration and visually estimate sample size. Soft-fit design of 1000 µL tips simplify loading and ejecting. Tips range in volume from 0.1 to 1000 µL and fit a variety of pipettors to ensure laboratory standardization. Conveniently packed in racks.