Corrective action: place elbows as near to your body as you possibly can, with arms and wrists prolonged in straight, neutral positions (handshake posture). continue to keep perform items in just uncomplicated attain to limit extension and elevation of arm. Arm/hand elevation mustn't exceed twelve” with the worksurface. Scientific investigations… Read More

Figure 1. Comparison of your air-displacement and good-displacement pipettes. Panel A demonstrates the working principle of air-displacement pipettes with the piston built-in in the lower Section of the pipette and an air cushion among the sample along with the piston. Transfer pipettes having a bulb within the decreased end, created for transferr… Read More