Calibrex™ digital 520/521, bottle-top dispenser
The mechanically simple construction guarantees comfortable handling for the user. Suitable for many test tubes and bottles, The Calibrex™ dispensers stand for save liquid dispensing under most modern dispensing technologies. Produced and tested in compliance with the current safety and performance standards for instruments, they are recognised by the German TÜV Organisation. Three colour-coded models of the Calibrex™ 520 in the volume ranges from 0.25 – 2 ml, 1 – 5 ml and 1 – 10 ml. Three sizes of the model 521 expand the dispensing range of the Calibrex line from 2 to 20 ml, 10 to 50 ml and 10 to 100 ml. Two years warranty.

• Chemically resistant materials
• Long-term stability of the performances
• Robust, simple construction
• Quick volume setting
• Simple re-calibration
• Fully mounted autoclavable at 121°C

Both Calibrex™ models have a 32 mm base thread. They come along with three PP material bottle neck adapters (520: 28, 40, 45 mm diameters or 521: 38, 40, 45 mm diameters) and a 300 mm extension tubing (375 mm with model 521 – 100 ml).

Performance values obtained with bi-dist. water at constant temperature (± 0.5°C) comprised between 20 and 25°C in accordance with EN ISO 8655.

1) Dispenser and suction hose not included, order separately.