Fish Maintenance pH & Other Substance Test Strips API Nitrates Test API Nitrates Test by API Measures nitrate levels in both fresh & saltwater aquariums. Tests nitrate levels from 0 to 160 ppm. 90 tests per kit. Check availability Notify me Order 2 units, don't run out of it Make your pet happy with one of these products! Europet Starfish 8,5 cm 1.254Ft Features API Nitrates Test Reference317163000182 BrandAPI Product TypeTest TypeNitrites Description API Nitrates Test Customer Reviews API Nitrates Test Write a review