API Test kits are the most used kits in aquaponics because they are so easy to use. These kits include all of the most popular tests you will need. The kit includes Low pH (6 – 7.6), High range pH (7.4 – 8.8), Ammonia, Nitrite, Nitrate, instructions, test tubes and the colour charts.
Replacement bottles are available if one solution runs out.
