Transfer Method Of Laboratory Pipette

Forward transfer method: press the pipette lever to the first stop position, then slowly release the button to return to the origin; then press the pipette lever to the first stop position to discharge the liquid, pause for a moment and continue to press the pipette lever to the second stop position to discharge the residual liquid, and finally slowly release the pipette lever.
Reverse transfer method: first press the button to the second stop position, slowly release the pipette lever to return to the origin, and when discharging the liquid, press the pipette lever to the first stop position to discharge the set volume of liquid, continue to hold the pipette lever at the first stop position, remove the pipette tip with residual liquid and discard it.