Home Fish Maintenance pH & Other Substance Test Strips Sera Oxygen O2 Test Sera Sera Oxygen O2 Test 5 1 review Rapid breathing at the surface of the water is certainly a sign of a lack of oxygen. Unfortunately, it may already be too late for any kind of measures. The O2 test shows the actual oxygen level in the water within a few minutes and thus allows you t ... See full description Quantity 15 ml 275kr 18.333kr/L Order 2 units, don't run out of it x1 275kr 275kr/unit x2 -6kr 545kr 270kr last unit x3 -8kr 817kr 267kr last unit x5 -14kr 1.361kr 261kr last unit Frequently bought together Europet Starfish 8,5 cm 32kr Features Sera Oxygen O2 Test Reference4001942049146 Weight100 gr Quantity15 ml Units1 Product TypeTest BrandSera Description Sera Oxygen O2 Test Customer Reviews Sera Oxygen O2 Test 5 Stars | 1 reviews 5 Stars 100% 4 Stars 0% 3 Stars 0% 2 Stars 0% 1 Stars 0% Write a review Reviews in other countries Muy bueno, es muy fiable. Related categories pH & Other Substance Test Strips for fish pH & Other Substance Test Strips Sera for fish pH & Other Substance Test Strips test for fish Standard price 275kr Autoship order How does it work? Save in your Autoship deliveries! + info -5% Available from 06/01 We recommend you see these alternatives with a delivery date confirmed by the supplier. - + Add to cart Exclusive online price Prices valid for today