Fish Maintenance pH & Other Substance Test Strips Sera Oxygen O2 Test Sera Oxygen O2 Test by Sera 1 reviews 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 ... Quantity 15 ml 371Kč 24.733Kč/L Order 2 units, don't run out of it x1 371Kč 371Kč/unit x2 -7Kč 735Kč 364Kč last unit x3 -11Kč 1.102Kč 360Kč last unit x5 -19Kč 1.836Kč 352Kč last unit Make your pet happy with one of these products! Europet Starfish 8,5 cm 80Kč 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. Find more products in our 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 371Kč Autoship order How does it work? Save in your Autoship deliveries! + info -5% In stock The supplier has not confirmed the delivery date. We recommend looking at these alternatives. - + Add to cart Prices valid for today