Tropic Marin NO2/NO3 Test for Freshwater/Saltwater - Refill Pack

Original refill pack for Tropic Marin's NO2/NO3 Test. Suitable for measuring the nitrite and nitrate levels in saltwater and freshwater aquariums. For approx. 50 applications.

Contents:

• 1 x 50mL Reagent A
• 1 x 20mL Reagent B
• 1 x 10mL Reagent C

Our expert Oliver Knott recommends:

Keeping the refill pack at hand will help you keep an eye on the nitrate and nitrite levels in your aquarium water.