Rainin Pipet plus variable volume pipette R200 R100

A like rare used set of 2 Rainin Pipet Plus variable volumes pipets with tip ejectors. model R 200 (20-300ul) and R 100 (10-100 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 5 days for a full refund excluding shipping expenses.