Sera Oxygen Test Kit 0.5 fl oz – 4914

Description

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.