Colombo NO3 Test Kit Marine Heaters Provides alkalinity with integrated ion-balancing

Provides alkalinity with integrated ion-balancing elements

Combines mechanical and biological filtration in one unit with K1 Micro media

Suitable for aquariums 125 - 200L

due to energy-saving LED DAY and NATURE lighting media

If this carbon deficiency lasts for too long

Colombo NO3 Test Kit Marine Heaters Provides alkalinity with integrated ion-balancingColombo Nitrate Test Kit (NO3), is produced from the breakdown of nitrite in the filter. Nitrate is relatively harmless to freshwater fish, but its presence can indicate a deterioration in the aquarium environment, and high nitrate will encourage algal growth. The only way to know what the nitrate level is, is by testing it with a Nitrate test kit. Colombo Nitrate Test Kit contains 40 tests.