Sp Scienceware Pipet Filler, Squeeze, Then Release The Bulb To Draw Fluid Into The Pipet, Pack Of 6

Details:

The pipet aid is removed when fluid fills the bulb, and the pipet top quickly covered with a gloved finger to safely and easily control and release fluidThe bulb is Vikem™ vinyl with a tapered polyethylene chuck for quick removal when pipet is filled