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Bottle-top dispensers

Supplier: VWR Collection
Variable volume, autoclavable.

  • Valve system with steel spring
  • PP with precision glass cylinder
  • Quick and easy to use volume setting system
  • Additional rotating fine volume adjustment for right or left handed use
  • Adapter allows rotation of the dispenser on bottles to the desired position

The standard PP units with glass cylinder are suitable for aqueous liquids, dilute acids and alkalis - not for use with solvents and hydrofluoric acid which attack PP (for bottles with GL 32 thread). The glass cylinder and PTFE-encased glass piston with PP body models are designed for aqueous solutions, weakly concentrated acids, alkaline solutions and crystallising liquids compatible with PP. The amber glass cylinders, clear glass piston with PP body are suitable for light-sensitive liquids, compatible with PP.

Delivery information: Supplied with two adapters (GL 40 and GL 45) and calibration certificate.



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Glass cylinders with PP standard units
Volume Division Pk VWR Catalog Number Quantity
10 - 50 ml 1,00 ml 1 612-4751
2 - 10 ml 0,50 ml 1 612-4750

Glass cylinders, PTFE encased glass piston with PP body
Volume Division Pk VWR Catalog Number Quantity
10 - 50 ml 1,00 ml 1 612-3670
2 - 10 ml 0,50 ml 1 612-3669

Amber glass cylinders, clear glass piston with PP body
Volume Division Pk VWR Catalog Number Quantity
10 - 50 ml 1,00 ml 1 612-3672
2 - 10 ml 0,50 ml 1 612-3671
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