Thanks for your trust in Accu-Tell SUREPETTE ® Series Pipettes. Let's share the following benefits from SUREPETTE ®: 1) SUREPETTE ® Series Pipettes include Adjustable Volume Pipettes and Fixed Volume Pipettes, covering a volume range from 0.5 ?l to 5 mL; 2) SUREPETTE ® Series Pipettes aspirate and dispense volumes of liquid precisely and safely; 3) A volumeter makes it easy to set volume and to eliminate calculation errors; 4) A tip ejector button simplifies the discarding of the tip and makes the operation safe; 5) Each SUREPETTE ® is factory calibrated and carefully checked gravimetrically using distilled water and an analytical balance