Fast release pipetting device for precise pipetting & zip quick emptying. The knurled thumbwheel can be rotated to draw up or dispense liquids while the releaser may be pushed in for zip-quick emptying. The moulded chuck has silicon rubber collet inside to hold various pipettes of standard sizes. It resists acids & alkalies and can be easily disassembled for thorough cleaning. Size : 2ml, 10ml, 25ml |