sera O2-Test (oxygen-Test)

Quick breathing at the water surface is an unmistakable sign for an oxygen deficiency. Unfortunately, it may then already be too late for acting appropriately. The sera O2-Test monitors the actual oxygen level in the water within minutes and allows for acting in time. sera O2 plus provides quick oxygen supply. Sufficient for approx. 60 measurements.

Quantity Item no.
sera O2-Test (oxygen-Test) 15 ml 04914
 

sera guide booklets

Browse our extensive guide booklets. From the first steps via correct feeding up to health related topics ...

sera guide booklets