Labsystems 4500 finnpipette pipet Pipette Pipettor 0.5-10 ul single channel

used working Labsystems model 4500 pipet single channel with tip ejector 0.5-10 ul. The pipettors sold have been used only with non-radioactive and non-biohazardous materials. Also. all pipettors have been tested to work properly- I have measured the aliquottes on a Mettler scale. If you are not satisfied. you can return the product within 14 days for a full refund excluding shipping expenses.Lot gar1stshYelbx