Tetra water test kits will help you understand the importance of water quality. By having the correct parameters and good water quality, it will help your fish and plants live longer and healthier lives.

• Sufficient for 45 tests.

Highly accurate, the Tetra Nitrite Test Kit contains liquid reagent which work by changing the colour of a water sample in relation to the concentration of a given substance.

You simply need to compare the colour of the sample to the easy-to-read colour chart.                                                                                                                                                                                  

Nitrite (NO₂):

• The nitrite level should be as low as possible, less than 0.3mg/l is ok, higher than 0.3mg/l is harmful.
• If the nitrite level is too high, carry out partial water changes (30% each) until the nitrite content is no more than 0.3mg/l. To help this, remove any debris such as fish food or plant remains, and add some Tetra Filter Active.

Suitable for use in:

• Tropical aquariums.
• Marine aquariums.
• Cold water aquariums.
• Ponds.

Useful tip:

• With the Tetra Aquatics App you can determine water values very quickly, safely, and easily using your smartphone.