Colombo Nitrate Test Kit The HI-775 Alkalinity Checker for

The HI-775 Alkalinity Checker for fresh water is a simple

The combination of natural ingredients

The single dose sachets are really handy with each sealed sachet holding just the right amount of solution

The presence of these parasites can only be determined with a microscope

Colombo Nitrate Test Kit The HI-775 Alkalinity Checker forThe Colombo Nitrate Test Kit contains all you need for testing nitrate levels in ponds and both freshwater and saltwater aquariums. The Colombo NO3 Test Kit comes complete with test tube, powder and liquid reagents to provide accurate results for 40 tests. Nitrate (NO3) is the end product of the degradation of ammonia by nitrifying bacteria in your aquarium or pond. Nitrate is not toxic for fish and thus is no direct problem for the health of fish