API® Nitrite Test Kit — 180 Tests AquaFinn This pond pump has 2"

This pond pump has 2" inlet and discharge ports with an inner diameter connection of FNPT

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API® Nitrite Test Kit — 180 Tests AquaFinn This pond pump has 2"API Nitrite Test Kits quickly and accurately measure the level of nitrite in pond water, reading levels from 0 ppm to 5 ppm. Determines the level of nitrite, a toxic chemical produced when nitrifying bacteria break down ammonia in pond water. If untreated, high nitrite levels may cause pond fish to suffocate & die. Helps you catch and correct nitrite before it reaches unsafe levels! Includes test solution, glass test tube, color chart, easy to follow