The Aquarium Pharmaceuticals (API) Phosphate Test Kit measures nitrate levels in both fresh & saltwater aquariums. Tests nitrate levels from 0 to 160 ppm. 90 tests per kit.
The Aquarium Pharmaceuticals (API) Phosphate Test Kit measures nitrate levels in both fresh & saltwater aquariums. Tests nitrate levels from 0 to 160 ppm. 90 tests per kit.