Varispenser 2x, 0.5 - 5 mL with recirculation valve

Need a bottle-top dispenser for aggressive solutions such as acids, solutions or bases? The Eppendorf bottle-top dispensers Varispenser 2 and Varispenser 2x allow you to safely dispense liquids from a wide range of bottles without reagent waste and are ideal for conveniently dispensing aliquots from large supply bottles. Chemically resistant and autoclavable, their tight seal provides protection against caustic media.

Features:
• Bottle-top dispenser with standard GL 45 thread for most common bottle threads in all sizes
• Safety valve balls in discharge valve prevent leakage when discharge tube is not mounted
• Air vent cap can be unscrewed for easy assembly of drying tube
• Oval-shaped dispenser housing for easy transportation
• PFA seal of the sliding piston prevents seizing up
• Fixation slide on interior toothed track for rapid and safe volume adjustment
• High chemical resistance of all dispensing components
• Telescopic aspirating tubes for variable adjustment to bottle height
• Fully autoclavable without disassembly
• Both models are available in 6 sizes for dispensing volumes from 0.2?–?100 mL

Applications
• Liquid dispensing directly from supply bottles or other big laboratory vessels containing aqueous liquids, lyes, acids, bases or solvents