The D&N (Deutsch & Neumann) Pipette Filler from Germany is a classic, three-valve rubber bulb for safe manual pipetting, made from natural rubber, featuring ‘A’ (Air), ‘S’ (Suction), and ‘E’ (Empty) valves, and is designed to fit various glass/plastic pipettes (often up to 50ml), offering reliable, economical liquid handling by eliminating mouth pipetting in labs.
Key Features & Description:
- Brand: D&N (Deutsch & Neumann).
- Origin: Germany (though manufactured/branded for various markets).
- Type: Manual Pipette Filler / Pipetteball.
- Material: High-quality natural rubber.
- Design: Three-valve system (A-S-E) for precise control: ‘A’ to expel air, ‘S’ to draw liquid, ‘E’ to empty.
- Compatibility: Works with standard glass and plastic pipettes, typically up to 50ml, excluding very small 1ml types.
- Function: Safely fills pipettes by creating vacuum, preventing mouth suction and dangerous chemical contact.
- Colors: Commonly red, but available in other colors like yellow, green, blue, black.
- Maintenance: Some models allow for easy removal of the valve for internal cleaning.
Usage:
- Insert pipette into the filler’s opening.
- Press ‘A’ to remove air from the pipette.
- Press ‘S’ to draw liquid up to the desired level.
- Press ‘E’ to dispense the liquid.
Filler S FFiller Pipette Bulb Pipette Filler Rubber Suction Ball | D&N DNN Descriptions : Flip Safety
Type : Filler This one-handed design is the simplest safety pipette filler to use available Only two operating points
Evacuate via the new automatic valve Ability to clean inside of bulb by removing patented valve and rinsing out Pipette Filler
