API 5 IN 1 AQUARIUM TEST STRIPS by API Sold out $18.49 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out The fastest way to test aquarium water quality. Fast easy and accurate Tests ph, nitrate, nitrite, kh, gh. Highly precise color charts for accurate results - for fresh water and salt water Just dip and read.
