If you keep using the same tip, you might contaminate other samples, as well as your reagents. In many laboratory workflows, you will need to change tips so often, that a micropipette has a specific ejector button for this. It will shoot the tip off of your pipette. In the lab, this happens a lot.
lavender vacutainer blood tubes, blood tube transport container, prf collection tubes, micro tip pipette, tips 200ul manufacturer Xiamen Zhizi Industry & Trade Co., Ltd