Dropper plug

This stopper is intended for storage, transportation and drip dosing of alcohol-containing liquids, eye drops, nasal drops, heart drops, biologics and essential oils.

The stopper provides a metered consumption of the contents of the vials, depending on the consistency and the number of drip holes in the stopper is:

4111 - 0.08 sm³/s ±5% (1 drip hole);
4211 - 0.13 sm³/s ±5% (2 drip holes);
4311 - 0.29 sm³/s ±5% (3 drip holes);
4411 - 0.33 sm³/s ±5% (4 drip holes).
* calculations performed using 40% ethyl alcohol solution

The product is made of polypropylene according to the specifications.