Sentence examples for using a clean pipette from inspiring English sources
After each wash (low salt wash, high salt wash, LiCl wash and 2 washes with TE pH 8.0), complexes were pelleted by gentle centrifugation (1000 rpm, 1 minute) and the wash buffer was aspirated using a clean pipette tip.
The lymphocyte layer was carefully collected and transferred to a clean centrifuge tube using a clean Pasteur pipette.
The upper layer was drawn off using a clean Pasteur pipette, leaving the lymphocyte layer undisturbed at the interface.
The upper layer was removed using a clean Pasteur pipette and the lymphocyte layer was carefully collected.
Using a clean Pasteur pipette the lymphocytes layer will be harvested from the interface and transferred to a clean centrifuge tube.
Clean your glass tiles with water using a clean cloth.
Dress the wound using a clean bandage.
Using a clean spoon, taste shake.
Every time urination was observed, a clean pipette was used to gently collect the fluorescing urine (and surrounding water) immediately upon release.
This is best accomplished by loading a clean pipette tip with about 20μL of the blocking buffer/mAb solution, with the pipette set for 150μL, and then harvesting the colony from the semi-solid medium.
