AjantaExports Variable Micropipette 100-1000ul are utilized in the laboratory to transfer small quantities of liquid, usually down to 0.1 uL They are most commonly used in chemistry, biology, forensic, pharmaceutical, and drug discovery labs, among others. Basic parts of a micropipette include plunger button, tip ejector button, volume adjustment dial, volume display, tip ejector, and shaft They differ in design, weight, plunger force, and overall precision.