Ammonia is usually detected in newly setup aquarium and as ammonia declines, nitrite will be detectable.
Closely observe the aquarium condition before adding fish to the aquarium. Ammonia is usually detected in newly setup aquarium and as ammonia declines, nitrite will be detectable. Nitrite is harmful to aquatic life. It is advised to add fish to your aquarium only after you measure the nitrite level with Pack Checker. Make sure that no nitrite is detected in the aquarium water.