Bottle Top Dispenser with Recirculating Valve, Volume Range 0.25mL - 2.5mL

Bottle top dispenser with springless PTFE piston and recirculating valve for use with both organic and inorganic reagents. Features smooth, jam-free operation, EasyKnob and FlexiNozzle for ease of use, multiple volume ranges, full autoclave compatibility, and adapters for common bottle sizes. Calibrated to ISO 17025 standards with certificate and on-site adjustment tool.