API Test Strips 5 in 1

The quick and accurate way to test for pH, Nitrite, Nitrate, General Hardness and Carbonate Hardness.Desiccant-lined tube, with snap-tight cap, provides maximum protection for accurate results.

Highly precise colour charts.

Dip directly into aquarium - no separate vial needed.

Includes information on how to correct unsafe water conditions.

For fresh and salt water. 125 Test, 25 Strips.