or
Optifix Dispensers Basic. Volume: 0.4-2.0Ml. Increments: 0.1Ml. Glass Piston Sheathed In PTFE. Sapphire Ball Valves PTFE Valve Fittings. Ideal For Aqueous Media Light Acids And Crystallization Substances. Autoclavable Up To 120[Degree]C. Fits 32Mm Bottle.