API® Nitrite Test Kit — 180 Tests AquaFinn These replacement impeller fit the

These replacement impeller fit the Oase Aquarius 325-480 pumps

brewers dried yeast

2' piece of flexible hose on each line dissipates heat and allows for easy connection

Clips make it easy to open pump cage for maintenance

rice germ meal

API® Nitrite Test Kit — 180 Tests AquaFinn These replacement impeller fit theAPI 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