Eppendorf 4961000039 Varispenser® plus Analog Bottle Top Dispenser with Safety Valve & Fine Adjustment, Adjustable Volume, Range: 2 to 10mL

Item has been discontinued with no suggested replacement.
  • Varispenser® plus adjustable-volume bottle-top reagent dispenser with safety valve and fine adjustment has a volume range of 2.00 to 10.00mL
  • Fits on external threads of 32mm on containers with outer diameters of 28mm, 40mm, and 45mm
  • Features a patented safety valve for de-airing without loss of reagent and a channel-sealing cap that prevents media contact; no crystallization of liquid, no dripping when valve closed
  • Allows fine adjustment depending on the viscosity of the liquid, with a rapid volume setting using a precise graduation scale
  • Autoclavable Varispenser® plus comes complete with a telescopic tube (for use on high bottles), wrench, and 3 adapters
  • Sold individually
  • Manufacturer Part No: EP-4961000039
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Item Number: EPP-4961000039
This item is discontinued. Please contact customer service at 512.836.1667 if you would like assistance finding an alternative item.

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The Varispenser® plus adjustable-volume bottle-top reagent dispenser with safety valve and fine adjustment fits on external threads of 32mm and comes complete with a telescopic tube, wrench, and 3 adapters. The best way of taking aliquots of liquid from large supply bottles is by using a Varispenser® plus adjustable-volume bottle-top reagent dispenser. It is capable of exact reproducible dispensing that does not waste any reagent. When dealing with aggressive liquids, such as solvents, it guarantees the best possible protection for the users and their laboratory. The Varispenser® plus features a PFA-sealing of the slide piston to prevent jamming. It allows fine adjustment depending on the viscosity of the liquid, with a rapid volume setting using a precise graduation scale. The Varispenser® plus has a patented safety valve for de-airing without loss of reagent, a telescopic tube for use with high bottles, and a channel-sealing cap that prevents media contact. There is no crystallization of liquid, and no dripping when the valve is closed. It is autoclavable and extremely chemical-resistant. Once purchased, all dispensers are non-returnable. Autoclavable. Chemical Resistant. Size: 3. Volume Range: 2.00 To 10.0mL. Outer Diameters: 28mm, 40mm, And 45mm. Dispensing Steps: 0.20mL. Dead Volume: 0.21mL. Thread: 32mm. Inaccuracy: +/-0.5%. Imprecision: Less Than Or Equal To 0.1%. Test Conditions: Liquid: Bidistilled Water; Reference Temperature: 20 To 25°C Constant To +/-0.5°C; Number Of Determinations: 10, In Accordance With EN ISO 8655-5. Varispenser® plus Feature: Safety Valve And Fine Adjustment. Eppendorf® #: 4961000039.

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The Varispenser® plus adjustable-volume bottle-top reagent dispenser with safety valve and fine adjustment fits on external threads of 32mm and comes complete with a telescopic tube, wrench, and 3 adapters. The best way of taking aliquots of liquid from large supply bottles is by using a Varispenser® plus adjustable-volume bottle-top reagent dispenser. It is capable of exact reproducible dispensing that does not waste any reagent. When dealing with aggressive liquids, such as solvents, it guarantees the best possible protection for the users and their laboratory. The Varispenser® plus features a PFA-sealing of the slide piston to prevent jamming. It allows fine adjustment depending on the viscosity of the liquid, with a rapid volume setting using a precise graduation scale. The Varispenser® plus has a patented safety valve for de-airing without loss of reagent, a telescopic tube for use with high bottles, and a channel-sealing cap that prevents media contact. There is no crystallization of liquid, and no dripping when the valve is closed. It is autoclavable and extremely chemical-resistant. Once purchased, all dispensers are non-returnable. Autoclavable. Chemical Resistant. Size: 3. Volume Range: 2.00 To 10.0mL. Outer Diameters: 28mm, 40mm, And 45mm. Dispensing Steps: 0.20mL. Dead Volume: 0.21mL. Thread: 32mm. Inaccuracy: +/-0.5%. Imprecision: Less Than Or Equal To 0.1%. Test Conditions: Liquid: Bidistilled Water; Reference Temperature: 20 To 25°C Constant To +/-0.5°C; Number Of Determinations: 10, In Accordance With EN ISO 8655-5. Varispenser® plus Feature: Safety Valve And Fine Adjustment. Eppendorf® #: 4961000039.

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