Globe Scientific graduated pipette tips are engineered for use on a wide variety of pipettors and are ideal for laboratories with multiple brands of pipettors. Our reference tips feature a universal grip design, using flexible materials with a series of bands and supports producing a positive seal. All reference tips are provided with calibration lines at specific volumes, acting as visual checks to minimize any risk of errors during sample aspiration. All tips are fully autoclavable (121°C/15 minutes).