API 5 in 1 Test Strips 33G API 5 in 1 Test Strips 25 Test Strips Customer Rating  N/A Add Review Ask Question $17.95 Qty : < > Product Description Reviews (0) (View All) Questions (View All) 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 moisture protection for accurate results. Features: Highly precise color charts Dip directly into aquarium – no separate vial needed Includes information on how to correct unsafe water conditions For fresh and salt water 25 Test Strips Add Review There are no reviews for this product. Ask Question There are no questions asked for this product. Ok