Salifert Oxygen O2 Test Kit SUbcategory_Carbonate Hardness Test Kits With its Advanced Filtration process

With its Advanced Filtration process

the Python Hook delivers a hands-free

Attaches to the glass with a powerful suction cup

This recipe contains no artificial flavors or colors and is free of both gluten and grain

remove and clean

Salifert Oxygen O2 Test Kit SUbcategory_Carbonate Hardness Test Kits With its Advanced Filtration processOxygen is highly essential for all life forms. Especially corals and marine fish require oxygen concentrations at saturation level. This is because of the low solubility of oxygen in saline water which is approx. 5 7 ppm. The oxygen test measures oxygen concentration in just a few minutes. Approx. 50 tests per kit. Range: 2 14 ppm.