Analog Dispensers

Photo of Eppendorf Varispenser® plus Bottletop Reagent Dispenser

Eppendorf Varispenser® plus Bottletop Reagent Dispenser is for external bottle threads of 32mm (sizes 1, 2, and 3) or 45mm (sizes 4, 5 and 6), complete with telescopic tube, tool and 3 adapters (see below). Quality certificate included. Varispenser® plus  include all of the standard features of the Varispenser® along with recirculation valve, valve toggle and media-specific fine adjustments.

Photo of Optifix® Hydrofluoric Acid Dispensers
Optifix® Hydrofluoric Acid Dispensers have Sapphire ball valves and PTFE valve fittings that create an inert system. The unit is not autoclavable. Purple color-coded cap.
Photo of Optifix® Safety Dispensers
Optifix® Safety Dispensers are designed for dispensing fuming acids, brominated compounds and strong smelling reagents. The piston is glass sheathed in thick PTFE. Additional lipseal prevents fumes from escaping. Unit is not autoclavable. Green color-coded cap.
Photo of Optifix® Solvent Dispensers
The Optifix® Solvent Dispenser for use with organic solvents and materials that swell PTFE. The piston is glass. The unit is autoclavable up to 121°C. Red color-coded top. Lifetime warranty against mechanical defects.
Photo of Polyfix® Bottle Dispenser. EMD Millipore

EMD Millipore Polyfix® bottle top dispensers are made of polypropylene with a calibrated glass cylinder and are suitable for use with dilute acids and aqueous solutions. EMD Millipore's manufacturing techniques guarantee safety and performance at an economical price. The new Polyfix dispensers are manufactured to meet the latest quality and safety standards to make your work easier and more accurate.

For general, non-critical dispensing applications

Accuracy of +/- 0.5% and precision of +/- 0.1%